Home / 6,109.70-9,165.17-1,667.46

Finding the Fourth Proportional to 6,109.70, 9,165.17 and 1,667.46

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Solution

The fourth proportional to 6,109.70, 9,165.17 and 1,667.46 is: 2,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.70 : 9,165.17 = 1,667.46 : x
  2. Step 2: Convert to fraction form
    6,109.70/9,165.17 = 1,667.46/x
  3. Step 3: Cross multiply
    6,109.70x = 9,165.17 × 1,667.46
  4. Step 4: Simplify right side
    6,109.70x = 15,282,524.17
  5. Step 5: Solve for x
    x = 15,282,524.17/6,109.70
  6. Step 6: Final answer
    x = 2,501.35

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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.