Home / 10,853.20-14,975.84-6,073.12

Finding the Fourth Proportional to 10,853.20, 14,975.84 and 6,073.12

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Solution

The fourth proportional to 10,853.20, 14,975.84 and 6,073.12 is: 8,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.20 : 14,975.84 = 6,073.12 : x
  2. Step 2: Convert to fraction form
    10,853.20/14,975.84 = 6,073.12/x
  3. Step 3: Cross multiply
    10,853.20x = 14,975.84 × 6,073.12
  4. Step 4: Simplify right side
    10,853.20x = 90,950,073.42
  5. Step 5: Solve for x
    x = 90,950,073.42/10,853.20
  6. Step 6: Final answer
    x = 8,380.02

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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.