Home / 10,823.15-14,939.34-6,348.71

Finding the Fourth Proportional to 10,823.15, 14,939.34 and 6,348.71

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Solution

The fourth proportional to 10,823.15, 14,939.34 and 6,348.71 is: 8,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.15 : 14,939.34 = 6,348.71 : x
  2. Step 2: Convert to fraction form
    10,823.15/14,939.34 = 6,348.71/x
  3. Step 3: Cross multiply
    10,823.15x = 14,939.34 × 6,348.71
  4. Step 4: Simplify right side
    10,823.15x = 94,845,520.33
  5. Step 5: Solve for x
    x = 94,845,520.33/10,823.15
  6. Step 6: Final answer
    x = 8,763.21

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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.