Home / 10,299.97-15,454.55-4,750.34

Finding the Fourth Proportional to 10,299.97, 15,454.55 and 4,750.34

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Solution

The fourth proportional to 10,299.97, 15,454.55 and 4,750.34 is: 7,127.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.97 : 15,454.55 = 4,750.34 : x
  2. Step 2: Convert to fraction form
    10,299.97/15,454.55 = 4,750.34/x
  3. Step 3: Cross multiply
    10,299.97x = 15,454.55 × 4,750.34
  4. Step 4: Simplify right side
    10,299.97x = 73,414,367.05
  5. Step 5: Solve for x
    x = 73,414,367.05/10,299.97
  6. Step 6: Final answer
    x = 7,127.63

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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.