Home / 2,937.20-4,055.60-1,943.87

Finding the Fourth Proportional to 2,937.20, 4,055.60 and 1,943.87

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Solution

The fourth proportional to 2,937.20, 4,055.60 and 1,943.87 is: 2,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.20 : 4,055.60 = 1,943.87 : x
  2. Step 2: Convert to fraction form
    2,937.20/4,055.60 = 1,943.87/x
  3. Step 3: Cross multiply
    2,937.20x = 4,055.60 × 1,943.87
  4. Step 4: Simplify right side
    2,937.20x = 7,883,543.75
  5. Step 5: Solve for x
    x = 7,883,543.75/2,937.20
  6. Step 6: Final answer
    x = 2,684.04

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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.