Home / 4,862.46-7,292.61-1,399.98

Finding the Fourth Proportional to 4,862.46, 7,292.61 and 1,399.98

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Solution

The fourth proportional to 4,862.46, 7,292.61 and 1,399.98 is: 2,099.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.46 : 7,292.61 = 1,399.98 : x
  2. Step 2: Convert to fraction form
    4,862.46/7,292.61 = 1,399.98/x
  3. Step 3: Cross multiply
    4,862.46x = 7,292.61 × 1,399.98
  4. Step 4: Simplify right side
    4,862.46x = 10,209,508.15
  5. Step 5: Solve for x
    x = 10,209,508.15/4,862.46
  6. Step 6: Final answer
    x = 2,099.66

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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.