Home / 7,748.10-11,589.32-5,254.92

Finding the Fourth Proportional to 7,748.10, 11,589.32 and 5,254.92

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Solution

The fourth proportional to 7,748.10, 11,589.32 and 5,254.92 is: 7,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.10 : 11,589.32 = 5,254.92 : x
  2. Step 2: Convert to fraction form
    7,748.10/11,589.32 = 5,254.92/x
  3. Step 3: Cross multiply
    7,748.10x = 11,589.32 × 5,254.92
  4. Step 4: Simplify right side
    7,748.10x = 60,900,962.59
  5. Step 5: Solve for x
    x = 60,900,962.59/7,748.10
  6. Step 6: Final answer
    x = 7,860.12

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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.