Home / 6,551.74-9,827.49-1,621.38

Finding the Fourth Proportional to 6,551.74, 9,827.49 and 1,621.38

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Solution

The fourth proportional to 6,551.74, 9,827.49 and 1,621.38 is: 2,432.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.74 : 9,827.49 = 1,621.38 : x
  2. Step 2: Convert to fraction form
    6,551.74/9,827.49 = 1,621.38/x
  3. Step 3: Cross multiply
    6,551.74x = 9,827.49 × 1,621.38
  4. Step 4: Simplify right side
    6,551.74x = 15,934,095.74
  5. Step 5: Solve for x
    x = 15,934,095.74/6,551.74
  6. Step 6: Final answer
    x = 2,432.04

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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.