Home / 4,411.75-6,617.59-1,124.81

Finding the Fourth Proportional to 4,411.75, 6,617.59 and 1,124.81

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Solution

The fourth proportional to 4,411.75, 6,617.59 and 1,124.81 is: 1,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.75 : 6,617.59 = 1,124.81 : x
  2. Step 2: Convert to fraction form
    4,411.75/6,617.59 = 1,124.81/x
  3. Step 3: Cross multiply
    4,411.75x = 6,617.59 × 1,124.81
  4. Step 4: Simplify right side
    4,411.75x = 7,443,537.35
  5. Step 5: Solve for x
    x = 7,443,537.35/4,411.75
  6. Step 6: Final answer
    x = 1,687.21

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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.