Home / 8,250.30-11,385.30-4,713.45

Finding the Fourth Proportional to 8,250.30, 11,385.30 and 4,713.45

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Solution

The fourth proportional to 8,250.30, 11,385.30 and 4,713.45 is: 6,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.30 : 11,385.30 = 4,713.45 : x
  2. Step 2: Convert to fraction form
    8,250.30/11,385.30 = 4,713.45/x
  3. Step 3: Cross multiply
    8,250.30x = 11,385.30 × 4,713.45
  4. Step 4: Simplify right side
    8,250.30x = 53,664,042.29
  5. Step 5: Solve for x
    x = 53,664,042.29/8,250.30
  6. Step 6: Final answer
    x = 6,504.50

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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.