Home / 7,443.20-11,165.88-2,250.56

Finding the Fourth Proportional to 7,443.20, 11,165.88 and 2,250.56

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Solution

The fourth proportional to 7,443.20, 11,165.88 and 2,250.56 is: 3,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.20 : 11,165.88 = 2,250.56 : x
  2. Step 2: Convert to fraction form
    7,443.20/11,165.88 = 2,250.56/x
  3. Step 3: Cross multiply
    7,443.20x = 11,165.88 × 2,250.56
  4. Step 4: Simplify right side
    7,443.20x = 25,129,482.89
  5. Step 5: Solve for x
    x = 25,129,482.89/7,443.20
  6. Step 6: Final answer
    x = 3,376.17

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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.