Home / 2,039.97-3,059.85-1,117.32

Finding the Fourth Proportional to 2,039.97, 3,059.85 and 1,117.32

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Solution

The fourth proportional to 2,039.97, 3,059.85 and 1,117.32 is: 1,675.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.97 : 3,059.85 = 1,117.32 : x
  2. Step 2: Convert to fraction form
    2,039.97/3,059.85 = 1,117.32/x
  3. Step 3: Cross multiply
    2,039.97x = 3,059.85 × 1,117.32
  4. Step 4: Simplify right side
    2,039.97x = 3,418,831.60
  5. Step 5: Solve for x
    x = 3,418,831.60/2,039.97
  6. Step 6: Final answer
    x = 1,675.92

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1.5x scale

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.