Home / 11,332.40-15,638.50-6,296.58

Finding the Fourth Proportional to 11,332.40, 15,638.50 and 6,296.58

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Solution

The fourth proportional to 11,332.40, 15,638.50 and 6,296.58 is: 8,689.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.40 : 15,638.50 = 6,296.58 : x
  2. Step 2: Convert to fraction form
    11,332.40/15,638.50 = 6,296.58/x
  3. Step 3: Cross multiply
    11,332.40x = 15,638.50 × 6,296.58
  4. Step 4: Simplify right side
    11,332.40x = 98,469,066.33
  5. Step 5: Solve for x
    x = 98,469,066.33/11,332.40
  6. Step 6: Final answer
    x = 8,689.16

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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.