Home / 9,609.18-13,260.66-5,417.43

Finding the Fourth Proportional to 9,609.18, 13,260.66 and 5,417.43

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Solution

The fourth proportional to 9,609.18, 13,260.66 and 5,417.43 is: 7,476.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,609.18 : 13,260.66 = 5,417.43 : x
  2. Step 2: Convert to fraction form
    9,609.18/13,260.66 = 5,417.43/x
  3. Step 3: Cross multiply
    9,609.18x = 13,260.66 × 5,417.43
  4. Step 4: Simplify right side
    9,609.18x = 71,838,603.91
  5. Step 5: Solve for x
    x = 71,838,603.91/9,609.18
  6. Step 6: Final answer
    x = 7,476.04

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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.