Home / 5,238.48-7,854.40-2,463.36

Finding the Fourth Proportional to 5,238.48, 7,854.40 and 2,463.36

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Solution

The fourth proportional to 5,238.48, 7,854.40 and 2,463.36 is: 3,693.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238.48 : 7,854.40 = 2,463.36 : x
  2. Step 2: Convert to fraction form
    5,238.48/7,854.40 = 2,463.36/x
  3. Step 3: Cross multiply
    5,238.48x = 7,854.40 × 2,463.36
  4. Step 4: Simplify right side
    5,238.48x = 19,348,214.78
  5. Step 5: Solve for x
    x = 19,348,214.78/5,238.48
  6. Step 6: Final answer
    x = 3,693.48

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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.