Home / 5,713-8,569.48-1,817.72

Finding the Fourth Proportional to 5,713, 8,569.48 and 1,817.72

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Solution

The fourth proportional to 5,713, 8,569.48 and 1,817.72 is: 2,726.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713 : 8,569.48 = 1,817.72 : x
  2. Step 2: Convert to fraction form
    5,713/8,569.48 = 1,817.72/x
  3. Step 3: Cross multiply
    5,713x = 8,569.48 × 1,817.72
  4. Step 4: Simplify right side
    5,713x = 15,576,915.19
  5. Step 5: Solve for x
    x = 15,576,915.19/5,713
  6. Step 6: Final answer
    x = 2,726.57

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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.