Home / 4,972.40-7,439.40-3,244.40

Finding the Fourth Proportional to 4,972.40, 7,439.40 and 3,244.40

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Solution

The fourth proportional to 4,972.40, 7,439.40 and 3,244.40 is: 4,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.40 : 7,439.40 = 3,244.40 : x
  2. Step 2: Convert to fraction form
    4,972.40/7,439.40 = 3,244.40/x
  3. Step 3: Cross multiply
    4,972.40x = 7,439.40 × 3,244.40
  4. Step 4: Simplify right side
    4,972.40x = 24,136,389.36
  5. Step 5: Solve for x
    x = 24,136,389.36/4,972.40
  6. Step 6: Final answer
    x = 4,854.07

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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.