Home / 8,318.83-11,480.99-4,734.66

Finding the Fourth Proportional to 8,318.83, 11,480.99 and 4,734.66

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Solution

The fourth proportional to 8,318.83, 11,480.99 and 4,734.66 is: 6,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318.83 : 11,480.99 = 4,734.66 : x
  2. Step 2: Convert to fraction form
    8,318.83/11,480.99 = 4,734.66/x
  3. Step 3: Cross multiply
    8,318.83x = 11,480.99 × 4,734.66
  4. Step 4: Simplify right side
    8,318.83x = 54,358,513.28
  5. Step 5: Solve for x
    x = 54,358,513.28/8,318.83
  6. Step 6: Final answer
    x = 6,534.40

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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.