Home / 10,087.62-13,916.52-6,304.20

Finding the Fourth Proportional to 10,087.62, 13,916.52 and 6,304.20

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Solution

The fourth proportional to 10,087.62, 13,916.52 and 6,304.20 is: 8,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087.62 : 13,916.52 = 6,304.20 : x
  2. Step 2: Convert to fraction form
    10,087.62/13,916.52 = 6,304.20/x
  3. Step 3: Cross multiply
    10,087.62x = 13,916.52 × 6,304.20
  4. Step 4: Simplify right side
    10,087.62x = 87,732,525.38
  5. Step 5: Solve for x
    x = 87,732,525.38/10,087.62
  6. Step 6: Final answer
    x = 8,697.05

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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.