Home / 9,898.38-14,847.21-2,972.70

Finding the Fourth Proportional to 9,898.38, 14,847.21 and 2,972.70

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Solution

The fourth proportional to 9,898.38, 14,847.21 and 2,972.70 is: 4,458.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.38 : 14,847.21 = 2,972.70 : x
  2. Step 2: Convert to fraction form
    9,898.38/14,847.21 = 2,972.70/x
  3. Step 3: Cross multiply
    9,898.38x = 14,847.21 × 2,972.70
  4. Step 4: Simplify right side
    9,898.38x = 44,136,301.17
  5. Step 5: Solve for x
    x = 44,136,301.17/9,898.38
  6. Step 6: Final answer
    x = 4,458.94

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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.