Home / 10,108.38-15,161.94-4,559.46

Finding the Fourth Proportional to 10,108.38, 15,161.94 and 4,559.46

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Solution

The fourth proportional to 10,108.38, 15,161.94 and 4,559.46 is: 6,838.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.38 : 15,161.94 = 4,559.46 : x
  2. Step 2: Convert to fraction form
    10,108.38/15,161.94 = 4,559.46/x
  3. Step 3: Cross multiply
    10,108.38x = 15,161.94 × 4,559.46
  4. Step 4: Simplify right side
    10,108.38x = 69,130,258.95
  5. Step 5: Solve for x
    x = 69,130,258.95/10,108.38
  6. Step 6: Final answer
    x = 6,838.91

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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.