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Finding the Fourth Proportional to 6,047.85, 9,071.83 and 1,665.55

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Solution

The fourth proportional to 6,047.85, 9,071.83 and 1,665.55 is: 2,498.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,047.85 : 9,071.83 = 1,665.55 : x
  2. Step 2: Convert to fraction form
    6,047.85/9,071.83 = 1,665.55/x
  3. Step 3: Cross multiply
    6,047.85x = 9,071.83 × 1,665.55
  4. Step 4: Simplify right side
    6,047.85x = 15,109,586.46
  5. Step 5: Solve for x
    x = 15,109,586.46/6,047.85
  6. Step 6: Final answer
    x = 2,498.34

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.