Home / 3,624.30-5,437.71-2,235.78

Finding the Fourth Proportional to 3,624.30, 5,437.71 and 2,235.78

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Solution

The fourth proportional to 3,624.30, 5,437.71 and 2,235.78 is: 3,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.30 : 5,437.71 = 2,235.78 : x
  2. Step 2: Convert to fraction form
    3,624.30/5,437.71 = 2,235.78/x
  3. Step 3: Cross multiply
    3,624.30x = 5,437.71 × 2,235.78
  4. Step 4: Simplify right side
    3,624.30x = 12,157,523.26
  5. Step 5: Solve for x
    x = 12,157,523.26/3,624.30
  6. Step 6: Final answer
    x = 3,354.45

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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.