Home / 9,180.30-12,670.84-6,036.78

Finding the Fourth Proportional to 9,180.30, 12,670.84 and 6,036.78

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Solution

The fourth proportional to 9,180.30, 12,670.84 and 6,036.78 is: 8,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.30 : 12,670.84 = 6,036.78 : x
  2. Step 2: Convert to fraction form
    9,180.30/12,670.84 = 6,036.78/x
  3. Step 3: Cross multiply
    9,180.30x = 12,670.84 × 6,036.78
  4. Step 4: Simplify right side
    9,180.30x = 76,491,073.50
  5. Step 5: Solve for x
    x = 76,491,073.50/9,180.30
  6. Step 6: Final answer
    x = 8,332.09

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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.