Home / 10,908.15-15,052.41-6,126.57

Finding the Fourth Proportional to 10,908.15, 15,052.41 and 6,126.57

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Solution

The fourth proportional to 10,908.15, 15,052.41 and 6,126.57 is: 8,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.15 : 15,052.41 = 6,126.57 : x
  2. Step 2: Convert to fraction form
    10,908.15/15,052.41 = 6,126.57/x
  3. Step 3: Cross multiply
    10,908.15x = 15,052.41 × 6,126.57
  4. Step 4: Simplify right side
    10,908.15x = 92,219,643.53
  5. Step 5: Solve for x
    x = 92,219,643.53/10,908.15
  6. Step 6: Final answer
    x = 8,454.20

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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.