Home / 7,575.40-10,450.98-5,474.92

Finding the Fourth Proportional to 7,575.40, 10,450.98 and 5,474.92

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Solution

The fourth proportional to 7,575.40, 10,450.98 and 5,474.92 is: 7,553.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.40 : 10,450.98 = 5,474.92 : x
  2. Step 2: Convert to fraction form
    7,575.40/10,450.98 = 5,474.92/x
  3. Step 3: Cross multiply
    7,575.40x = 10,450.98 × 5,474.92
  4. Step 4: Simplify right side
    7,575.40x = 57,218,279.42
  5. Step 5: Solve for x
    x = 57,218,279.42/7,575.40
  6. Step 6: Final answer
    x = 7,553.17

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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.