Home / 10,777.32-16,165.98-3,382.35

Finding the Fourth Proportional to 10,777.32, 16,165.98 and 3,382.35

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Solution

The fourth proportional to 10,777.32, 16,165.98 and 3,382.35 is: 5,073.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.32 : 16,165.98 = 3,382.35 : x
  2. Step 2: Convert to fraction form
    10,777.32/16,165.98 = 3,382.35/x
  3. Step 3: Cross multiply
    10,777.32x = 16,165.98 × 3,382.35
  4. Step 4: Simplify right side
    10,777.32x = 54,679,002.45
  5. Step 5: Solve for x
    x = 54,679,002.45/10,777.32
  6. Step 6: Final answer
    x = 5,073.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.