Home / 2,981.52-4,114.44-1,655.24

Finding the Fourth Proportional to 2,981.52, 4,114.44 and 1,655.24

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Solution

The fourth proportional to 2,981.52, 4,114.44 and 1,655.24 is: 2,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.52 : 4,114.44 = 1,655.24 : x
  2. Step 2: Convert to fraction form
    2,981.52/4,114.44 = 1,655.24/x
  3. Step 3: Cross multiply
    2,981.52x = 4,114.44 × 1,655.24
  4. Step 4: Simplify right side
    2,981.52x = 6,810,365.09
  5. Step 5: Solve for x
    x = 6,810,365.09/2,981.52
  6. Step 6: Final answer
    x = 2,284.19

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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.