Home / 10,553.16-15,829.50-6,117.45

Finding the Fourth Proportional to 10,553.16, 15,829.50 and 6,117.45

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Solution

The fourth proportional to 10,553.16, 15,829.50 and 6,117.45 is: 9,176.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.16 : 15,829.50 = 6,117.45 : x
  2. Step 2: Convert to fraction form
    10,553.16/15,829.50 = 6,117.45/x
  3. Step 3: Cross multiply
    10,553.16x = 15,829.50 × 6,117.45
  4. Step 4: Simplify right side
    10,553.16x = 96,836,174.78
  5. Step 5: Solve for x
    x = 96,836,174.78/10,553.16
  6. Step 6: Final answer
    x = 9,176.04

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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.