Home / 10,320.93-14,238.32-6,126.75

Finding the Fourth Proportional to 10,320.93, 14,238.32 and 6,126.75

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Solution

The fourth proportional to 10,320.93, 14,238.32 and 6,126.75 is: 8,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.93 : 14,238.32 = 6,126.75 : x
  2. Step 2: Convert to fraction form
    10,320.93/14,238.32 = 6,126.75/x
  3. Step 3: Cross multiply
    10,320.93x = 14,238.32 × 6,126.75
  4. Step 4: Simplify right side
    10,320.93x = 87,234,596.43
  5. Step 5: Solve for x
    x = 87,234,596.43/10,320.93
  6. Step 6: Final answer
    x = 8,452.20

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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.