Home / 11,363.96-15,682.28-6,329.15

Finding the Fourth Proportional to 11,363.96, 15,682.28 and 6,329.15

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Solution

The fourth proportional to 11,363.96, 15,682.28 and 6,329.15 is: 8,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.96 : 15,682.28 = 6,329.15 : x
  2. Step 2: Convert to fraction form
    11,363.96/15,682.28 = 6,329.15/x
  3. Step 3: Cross multiply
    11,363.96x = 15,682.28 × 6,329.15
  4. Step 4: Simplify right side
    11,363.96x = 99,255,502.46
  5. Step 5: Solve for x
    x = 99,255,502.46/11,363.96
  6. Step 6: Final answer
    x = 8,734.24

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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.