Home / 5,800.97-8,005.35-3,148.39

Finding the Fourth Proportional to 5,800.97, 8,005.35 and 3,148.39

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Solution

The fourth proportional to 5,800.97, 8,005.35 and 3,148.39 is: 4,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.97 : 8,005.35 = 3,148.39 : x
  2. Step 2: Convert to fraction form
    5,800.97/8,005.35 = 3,148.39/x
  3. Step 3: Cross multiply
    5,800.97x = 8,005.35 × 3,148.39
  4. Step 4: Simplify right side
    5,800.97x = 25,203,985.70
  5. Step 5: Solve for x
    x = 25,203,985.70/5,800.97
  6. Step 6: Final answer
    x = 4,344.79

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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.