Home / 10,820.53-14,932.38-6,344.35

Finding the Fourth Proportional to 10,820.53, 14,932.38 and 6,344.35

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Solution

The fourth proportional to 10,820.53, 14,932.38 and 6,344.35 is: 8,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.53 : 14,932.38 = 6,344.35 : x
  2. Step 2: Convert to fraction form
    10,820.53/14,932.38 = 6,344.35/x
  3. Step 3: Cross multiply
    10,820.53x = 14,932.38 × 6,344.35
  4. Step 4: Simplify right side
    10,820.53x = 94,736,245.05
  5. Step 5: Solve for x
    x = 94,736,245.05/10,820.53
  6. Step 6: Final answer
    x = 8,755.23

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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.