Home / 10,375.32-14,319.78-6,126.11

Finding the Fourth Proportional to 10,375.32, 14,319.78 and 6,126.11

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Solution

The fourth proportional to 10,375.32, 14,319.78 and 6,126.11 is: 8,455.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.32 : 14,319.78 = 6,126.11 : x
  2. Step 2: Convert to fraction form
    10,375.32/14,319.78 = 6,126.11/x
  3. Step 3: Cross multiply
    10,375.32x = 14,319.78 × 6,126.11
  4. Step 4: Simplify right side
    10,375.32x = 87,724,496.46
  5. Step 5: Solve for x
    x = 87,724,496.46/10,375.32
  6. Step 6: Final answer
    x = 8,455.11

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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.