Home / 7,247.16-10,862.90-3,551.88

Finding the Fourth Proportional to 7,247.16, 10,862.90 and 3,551.88

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Solution

The fourth proportional to 7,247.16, 10,862.90 and 3,551.88 is: 5,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.16 : 10,862.90 = 3,551.88 : x
  2. Step 2: Convert to fraction form
    7,247.16/10,862.90 = 3,551.88/x
  3. Step 3: Cross multiply
    7,247.16x = 10,862.90 × 3,551.88
  4. Step 4: Simplify right side
    7,247.16x = 38,583,717.25
  5. Step 5: Solve for x
    x = 38,583,717.25/7,247.16
  6. Step 6: Final answer
    x = 5,323.98

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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.