Home / 10,607.52-15,911.28-4,451.52

Finding the Fourth Proportional to 10,607.52, 15,911.28 and 4,451.52

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Solution

The fourth proportional to 10,607.52, 15,911.28 and 4,451.52 is: 6,677.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.52 : 15,911.28 = 4,451.52 : x
  2. Step 2: Convert to fraction form
    10,607.52/15,911.28 = 4,451.52/x
  3. Step 3: Cross multiply
    10,607.52x = 15,911.28 × 4,451.52
  4. Step 4: Simplify right side
    10,607.52x = 70,829,381.15
  5. Step 5: Solve for x
    x = 70,829,381.15/10,607.52
  6. Step 6: Final answer
    x = 6,677.28

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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.