Home / 3,292.47-4,543.61-2,453.90

Finding the Fourth Proportional to 3,292.47, 4,543.61 and 2,453.90

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Solution

The fourth proportional to 3,292.47, 4,543.61 and 2,453.90 is: 3,386.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.47 : 4,543.61 = 2,453.90 : x
  2. Step 2: Convert to fraction form
    3,292.47/4,543.61 = 2,453.90/x
  3. Step 3: Cross multiply
    3,292.47x = 4,543.61 × 2,453.90
  4. Step 4: Simplify right side
    3,292.47x = 11,149,564.58
  5. Step 5: Solve for x
    x = 11,149,564.58/3,292.47
  6. Step 6: Final answer
    x = 3,386.38

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1.5x scale

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.