Home / 5,335.47-7,363.70-3,848.31

Finding the Fourth Proportional to 5,335.47, 7,363.70 and 3,848.31

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Solution

The fourth proportional to 5,335.47, 7,363.70 and 3,848.31 is: 5,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.47 : 7,363.70 = 3,848.31 : x
  2. Step 2: Convert to fraction form
    5,335.47/7,363.70 = 3,848.31/x
  3. Step 3: Cross multiply
    5,335.47x = 7,363.70 × 3,848.31
  4. Step 4: Simplify right side
    5,335.47x = 28,337,781.11
  5. Step 5: Solve for x
    x = 28,337,781.11/5,335.47
  6. Step 6: Final answer
    x = 5,311.21

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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.