Home / 5,825.55-8,737.71-1,665.28

Finding the Fourth Proportional to 5,825.55, 8,737.71 and 1,665.28

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Solution

The fourth proportional to 5,825.55, 8,737.71 and 1,665.28 is: 2,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.55 : 8,737.71 = 1,665.28 : x
  2. Step 2: Convert to fraction form
    5,825.55/8,737.71 = 1,665.28/x
  3. Step 3: Cross multiply
    5,825.55x = 8,737.71 × 1,665.28
  4. Step 4: Simplify right side
    5,825.55x = 14,550,725.38
  5. Step 5: Solve for x
    x = 14,550,725.38/5,825.55
  6. Step 6: Final answer
    x = 2,497.74

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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.