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Finding the Fourth Proportional to 5,525.87, 8,253.65 and 4,748.13

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Solution

The fourth proportional to 5,525.87, 8,253.65 and 4,748.13 is: 7,091.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.87 : 8,253.65 = 4,748.13 : x
  2. Step 2: Convert to fraction form
    5,525.87/8,253.65 = 4,748.13/x
  3. Step 3: Cross multiply
    5,525.87x = 8,253.65 × 4,748.13
  4. Step 4: Simplify right side
    5,525.87x = 39,189,379.43
  5. Step 5: Solve for x
    x = 39,189,379.43/5,525.87
  6. Step 6: Final answer
    x = 7,091.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.