Home / 8,857.12-12,224.72-6,066.08

Finding the Fourth Proportional to 8,857.12, 12,224.72 and 6,066.08

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Solution

The fourth proportional to 8,857.12, 12,224.72 and 6,066.08 is: 8,372.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.12 : 12,224.72 = 6,066.08 : x
  2. Step 2: Convert to fraction form
    8,857.12/12,224.72 = 6,066.08/x
  3. Step 3: Cross multiply
    8,857.12x = 12,224.72 × 6,066.08
  4. Step 4: Simplify right side
    8,857.12x = 74,156,129.50
  5. Step 5: Solve for x
    x = 74,156,129.50/8,857.12
  6. Step 6: Final answer
    x = 8,372.49

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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.