Home / 8,153.12-12,233.79-6,077.30

Finding the Fourth Proportional to 8,153.12, 12,233.79 and 6,077.30

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Solution

The fourth proportional to 8,153.12, 12,233.79 and 6,077.30 is: 9,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.12 : 12,233.79 = 6,077.30 : x
  2. Step 2: Convert to fraction form
    8,153.12/12,233.79 = 6,077.30/x
  3. Step 3: Cross multiply
    8,153.12x = 12,233.79 × 6,077.30
  4. Step 4: Simplify right side
    8,153.12x = 74,348,350.80
  5. Step 5: Solve for x
    x = 74,348,350.80/8,153.12
  6. Step 6: Final answer
    x = 9,119.00

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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.