Home / 8,497.28-11,730.51-5,312.35

Finding the Fourth Proportional to 8,497.28, 11,730.51 and 5,312.35

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Solution

The fourth proportional to 8,497.28, 11,730.51 and 5,312.35 is: 7,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497.28 : 11,730.51 = 5,312.35 : x
  2. Step 2: Convert to fraction form
    8,497.28/11,730.51 = 5,312.35/x
  3. Step 3: Cross multiply
    8,497.28x = 11,730.51 × 5,312.35
  4. Step 4: Simplify right side
    8,497.28x = 62,316,516.15
  5. Step 5: Solve for x
    x = 62,316,516.15/8,497.28
  6. Step 6: Final answer
    x = 7,333.70

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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.