Home / 9,036.60-13,553.65-2,800.90

Finding the Fourth Proportional to 9,036.60, 13,553.65 and 2,800.90

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Solution

The fourth proportional to 9,036.60, 13,553.65 and 2,800.90 is: 4,200.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036.60 : 13,553.65 = 2,800.90 : x
  2. Step 2: Convert to fraction form
    9,036.60/13,553.65 = 2,800.90/x
  3. Step 3: Cross multiply
    9,036.60x = 13,553.65 × 2,800.90
  4. Step 4: Simplify right side
    9,036.60x = 37,962,418.29
  5. Step 5: Solve for x
    x = 37,962,418.29/9,036.60
  6. Step 6: Final answer
    x = 4,200.96

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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.