Home / 5,503.57-7,595.40-3,146.47

Finding the Fourth Proportional to 5,503.57, 7,595.40 and 3,146.47

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Solution

The fourth proportional to 5,503.57, 7,595.40 and 3,146.47 is: 4,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.57 : 7,595.40 = 3,146.47 : x
  2. Step 2: Convert to fraction form
    5,503.57/7,595.40 = 3,146.47/x
  3. Step 3: Cross multiply
    5,503.57x = 7,595.40 × 3,146.47
  4. Step 4: Simplify right side
    5,503.57x = 23,898,698.24
  5. Step 5: Solve for x
    x = 23,898,698.24/5,503.57
  6. Step 6: Final answer
    x = 4,342.40

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.