Home / 8,777.80-13,152.12-6,175.27

Finding the Fourth Proportional to 8,777.80, 13,152.12 and 6,175.27

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Solution

The fourth proportional to 8,777.80, 13,152.12 and 6,175.27 is: 9,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777.80 : 13,152.12 = 6,175.27 : x
  2. Step 2: Convert to fraction form
    8,777.80/13,152.12 = 6,175.27/x
  3. Step 3: Cross multiply
    8,777.80x = 13,152.12 × 6,175.27
  4. Step 4: Simplify right side
    8,777.80x = 81,217,892.07
  5. Step 5: Solve for x
    x = 81,217,892.07/8,777.80
  6. Step 6: Final answer
    x = 9,252.65

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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.