Home / 3,957.42-5,463.54-2,386.02

Finding the Fourth Proportional to 3,957.42, 5,463.54 and 2,386.02

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Solution

The fourth proportional to 3,957.42, 5,463.54 and 2,386.02 is: 3,294.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.42 : 5,463.54 = 2,386.02 : x
  2. Step 2: Convert to fraction form
    3,957.42/5,463.54 = 2,386.02/x
  3. Step 3: Cross multiply
    3,957.42x = 5,463.54 × 2,386.02
  4. Step 4: Simplify right side
    3,957.42x = 13,036,115.71
  5. Step 5: Solve for x
    x = 13,036,115.71/3,957.42
  6. Step 6: Final answer
    x = 3,294.09

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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.