Home / 10,572.68-15,862.44-3,999.44

Finding the Fourth Proportional to 10,572.68, 15,862.44 and 3,999.44

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Solution

The fourth proportional to 10,572.68, 15,862.44 and 3,999.44 is: 6,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572.68 : 15,862.44 = 3,999.44 : x
  2. Step 2: Convert to fraction form
    10,572.68/15,862.44 = 3,999.44/x
  3. Step 3: Cross multiply
    10,572.68x = 15,862.44 × 3,999.44
  4. Step 4: Simplify right side
    10,572.68x = 63,440,877.03
  5. Step 5: Solve for x
    x = 63,440,877.03/10,572.68
  6. Step 6: Final answer
    x = 6,000.45

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1.5x scale

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.