Home / 4,902.66-7,354.80-1,615.95

Finding the Fourth Proportional to 4,902.66, 7,354.80 and 1,615.95

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Solution

The fourth proportional to 4,902.66, 7,354.80 and 1,615.95 is: 2,424.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.66 : 7,354.80 = 1,615.95 : x
  2. Step 2: Convert to fraction form
    4,902.66/7,354.80 = 1,615.95/x
  3. Step 3: Cross multiply
    4,902.66x = 7,354.80 × 1,615.95
  4. Step 4: Simplify right side
    4,902.66x = 11,884,989.06
  5. Step 5: Solve for x
    x = 11,884,989.06/4,902.66
  6. Step 6: Final answer
    x = 2,424.19

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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.