Home / 8,752.14-12,078.18-4,773.24

Finding the Fourth Proportional to 8,752.14, 12,078.18 and 4,773.24

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Solution

The fourth proportional to 8,752.14, 12,078.18 and 4,773.24 is: 6,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.14 : 12,078.18 = 4,773.24 : x
  2. Step 2: Convert to fraction form
    8,752.14/12,078.18 = 4,773.24/x
  3. Step 3: Cross multiply
    8,752.14x = 12,078.18 × 4,773.24
  4. Step 4: Simplify right side
    8,752.14x = 57,652,051.90
  5. Step 5: Solve for x
    x = 57,652,051.90/8,752.14
  6. Step 6: Final answer
    x = 6,587.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.