Home / 2,799.45-3,862.76-1,737.47

Finding the Fourth Proportional to 2,799.45, 3,862.76 and 1,737.47

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Solution

The fourth proportional to 2,799.45, 3,862.76 and 1,737.47 is: 2,397.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.45 : 3,862.76 = 1,737.47 : x
  2. Step 2: Convert to fraction form
    2,799.45/3,862.76 = 1,737.47/x
  3. Step 3: Cross multiply
    2,799.45x = 3,862.76 × 1,737.47
  4. Step 4: Simplify right side
    2,799.45x = 6,711,430.59
  5. Step 5: Solve for x
    x = 6,711,430.59/2,799.45
  6. Step 6: Final answer
    x = 2,397.41

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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.