Home / 10,126.06-15,193.41-4,930.54

Finding the Fourth Proportional to 10,126.06, 15,193.41 and 4,930.54

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Solution

The fourth proportional to 10,126.06, 15,193.41 and 4,930.54 is: 7,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.06 : 15,193.41 = 4,930.54 : x
  2. Step 2: Convert to fraction form
    10,126.06/15,193.41 = 4,930.54/x
  3. Step 3: Cross multiply
    10,126.06x = 15,193.41 × 4,930.54
  4. Step 4: Simplify right side
    10,126.06x = 74,911,715.74
  5. Step 5: Solve for x
    x = 74,911,715.74/10,126.06
  6. Step 6: Final answer
    x = 7,397.91

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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.