Home / 3,957.60-5,462.04-2,385.36

Finding the Fourth Proportional to 3,957.60, 5,462.04 and 2,385.36

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Solution

The fourth proportional to 3,957.60, 5,462.04 and 2,385.36 is: 3,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.60 : 5,462.04 = 2,385.36 : x
  2. Step 2: Convert to fraction form
    3,957.60/5,462.04 = 2,385.36/x
  3. Step 3: Cross multiply
    3,957.60x = 5,462.04 × 2,385.36
  4. Step 4: Simplify right side
    3,957.60x = 13,028,931.73
  5. Step 5: Solve for x
    x = 13,028,931.73/3,957.60
  6. Step 6: Final answer
    x = 3,292.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.