Home / 8,234.15-11,363.29-4,876.90

Finding the Fourth Proportional to 8,234.15, 11,363.29 and 4,876.90

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Solution

The fourth proportional to 8,234.15, 11,363.29 and 4,876.90 is: 6,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.15 : 11,363.29 = 4,876.90 : x
  2. Step 2: Convert to fraction form
    8,234.15/11,363.29 = 4,876.90/x
  3. Step 3: Cross multiply
    8,234.15x = 11,363.29 × 4,876.90
  4. Step 4: Simplify right side
    8,234.15x = 55,417,588.40
  5. Step 5: Solve for x
    x = 55,417,588.40/8,234.15
  6. Step 6: Final answer
    x = 6,730.22

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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.