Home / 5,531.17-8,314.98-5,125.36

Finding the Fourth Proportional to 5,531.17, 8,314.98 and 5,125.36

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Solution

The fourth proportional to 5,531.17, 8,314.98 and 5,125.36 is: 7,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.17 : 8,314.98 = 5,125.36 : x
  2. Step 2: Convert to fraction form
    5,531.17/8,314.98 = 5,125.36/x
  3. Step 3: Cross multiply
    5,531.17x = 8,314.98 × 5,125.36
  4. Step 4: Simplify right side
    5,531.17x = 42,617,265.89
  5. Step 5: Solve for x
    x = 42,617,265.89/5,531.17
  6. Step 6: Final answer
    x = 7,704.93

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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.