Home / 7,248.88-10,874.40-2,318.08

Finding the Fourth Proportional to 7,248.88, 10,874.40 and 2,318.08

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Solution

The fourth proportional to 7,248.88, 10,874.40 and 2,318.08 is: 3,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.88 : 10,874.40 = 2,318.08 : x
  2. Step 2: Convert to fraction form
    7,248.88/10,874.40 = 2,318.08/x
  3. Step 3: Cross multiply
    7,248.88x = 10,874.40 × 2,318.08
  4. Step 4: Simplify right side
    7,248.88x = 25,207,729.15
  5. Step 5: Solve for x
    x = 25,207,729.15/7,248.88
  6. Step 6: Final answer
    x = 3,477.47

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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.