Home / 4,411.53-6,617.31-1,124.55

Finding the Fourth Proportional to 4,411.53, 6,617.31 and 1,124.55

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Solution

The fourth proportional to 4,411.53, 6,617.31 and 1,124.55 is: 1,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.53 : 6,617.31 = 1,124.55 : x
  2. Step 2: Convert to fraction form
    4,411.53/6,617.31 = 1,124.55/x
  3. Step 3: Cross multiply
    4,411.53x = 6,617.31 × 1,124.55
  4. Step 4: Simplify right side
    4,411.53x = 7,441,495.96
  5. Step 5: Solve for x
    x = 7,441,495.96/4,411.53
  6. Step 6: Final answer
    x = 1,686.83

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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.