Home / 4,957.60-7,439.52-2,881.72

Finding the Fourth Proportional to 4,957.60, 7,439.52 and 2,881.72

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Solution

The fourth proportional to 4,957.60, 7,439.52 and 2,881.72 is: 4,324.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.60 : 7,439.52 = 2,881.72 : x
  2. Step 2: Convert to fraction form
    4,957.60/7,439.52 = 2,881.72/x
  3. Step 3: Cross multiply
    4,957.60x = 7,439.52 × 2,881.72
  4. Step 4: Simplify right side
    4,957.60x = 21,438,613.57
  5. Step 5: Solve for x
    x = 21,438,613.57/4,957.60
  6. Step 6: Final answer
    x = 4,324.39

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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.