Home / 10,640.08-15,957.15-6,363.01

Finding the Fourth Proportional to 10,640.08, 15,957.15 and 6,363.01

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Solution

The fourth proportional to 10,640.08, 15,957.15 and 6,363.01 is: 9,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640.08 : 15,957.15 = 6,363.01 : x
  2. Step 2: Convert to fraction form
    10,640.08/15,957.15 = 6,363.01/x
  3. Step 3: Cross multiply
    10,640.08x = 15,957.15 × 6,363.01
  4. Step 4: Simplify right side
    10,640.08x = 101,535,505.02
  5. Step 5: Solve for x
    x = 101,535,505.02/10,640.08
  6. Step 6: Final answer
    x = 9,542.74

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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.