Home / 7,057.08-10,587.40-4,981.14

Finding the Fourth Proportional to 7,057.08, 10,587.40 and 4,981.14

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Solution

The fourth proportional to 7,057.08, 10,587.40 and 4,981.14 is: 7,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057.08 : 10,587.40 = 4,981.14 : x
  2. Step 2: Convert to fraction form
    7,057.08/10,587.40 = 4,981.14/x
  3. Step 3: Cross multiply
    7,057.08x = 10,587.40 × 4,981.14
  4. Step 4: Simplify right side
    7,057.08x = 52,737,359.10
  5. Step 5: Solve for x
    x = 52,737,359.10/7,057.08
  6. Step 6: Final answer
    x = 7,472.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.