Home / 10,823.17-16,235.21-4,250.78

Finding the Fourth Proportional to 10,823.17, 16,235.21 and 4,250.78

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Solution

The fourth proportional to 10,823.17, 16,235.21 and 4,250.78 is: 6,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.17 : 16,235.21 = 4,250.78 : x
  2. Step 2: Convert to fraction form
    10,823.17/16,235.21 = 4,250.78/x
  3. Step 3: Cross multiply
    10,823.17x = 16,235.21 × 4,250.78
  4. Step 4: Simplify right side
    10,823.17x = 69,012,305.96
  5. Step 5: Solve for x
    x = 69,012,305.96/10,823.17
  6. Step 6: Final answer
    x = 6,376.35

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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.