Home / 3,292.44-4,543.02-2,113.28

Finding the Fourth Proportional to 3,292.44, 4,543.02 and 2,113.28

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Solution

The fourth proportional to 3,292.44, 4,543.02 and 2,113.28 is: 2,915.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.44 : 4,543.02 = 2,113.28 : x
  2. Step 2: Convert to fraction form
    3,292.44/4,543.02 = 2,113.28/x
  3. Step 3: Cross multiply
    3,292.44x = 4,543.02 × 2,113.28
  4. Step 4: Simplify right side
    3,292.44x = 9,600,673.31
  5. Step 5: Solve for x
    x = 9,600,673.31/3,292.44
  6. Step 6: Final answer
    x = 2,915.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.