Home / 9,332.49-12,877.90-5,746.87

Finding the Fourth Proportional to 9,332.49, 12,877.90 and 5,746.87

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Solution

The fourth proportional to 9,332.49, 12,877.90 and 5,746.87 is: 7,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.49 : 12,877.90 = 5,746.87 : x
  2. Step 2: Convert to fraction form
    9,332.49/12,877.90 = 5,746.87/x
  3. Step 3: Cross multiply
    9,332.49x = 12,877.90 × 5,746.87
  4. Step 4: Simplify right side
    9,332.49x = 74,007,587.57
  5. Step 5: Solve for x
    x = 74,007,587.57/9,332.49
  6. Step 6: Final answer
    x = 7,930.10

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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.