Home / 10,390.97-15,577.77-4,841.46

Finding the Fourth Proportional to 10,390.97, 15,577.77 and 4,841.46

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Solution

The fourth proportional to 10,390.97, 15,577.77 and 4,841.46 is: 7,258.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390.97 : 15,577.77 = 4,841.46 : x
  2. Step 2: Convert to fraction form
    10,390.97/15,577.77 = 4,841.46/x
  3. Step 3: Cross multiply
    10,390.97x = 15,577.77 × 4,841.46
  4. Step 4: Simplify right side
    10,390.97x = 75,419,150.34
  5. Step 5: Solve for x
    x = 75,419,150.34/10,390.97
  6. Step 6: Final answer
    x = 7,258.15

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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.