Home / 10,947.26-15,107.15-6,167.19

Finding the Fourth Proportional to 10,947.26, 15,107.15 and 6,167.19

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Solution

The fourth proportional to 10,947.26, 15,107.15 and 6,167.19 is: 8,510.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947.26 : 15,107.15 = 6,167.19 : x
  2. Step 2: Convert to fraction form
    10,947.26/15,107.15 = 6,167.19/x
  3. Step 3: Cross multiply
    10,947.26x = 15,107.15 × 6,167.19
  4. Step 4: Simplify right side
    10,947.26x = 93,168,633.57
  5. Step 5: Solve for x
    x = 93,168,633.57/10,947.26
  6. Step 6: Final answer
    x = 8,510.68

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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.