Home / 8,214.13-11,335.49-4,677.33

Finding the Fourth Proportional to 8,214.13, 11,335.49 and 4,677.33

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Solution

The fourth proportional to 8,214.13, 11,335.49 and 4,677.33 is: 6,454.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.13 : 11,335.49 = 4,677.33 : x
  2. Step 2: Convert to fraction form
    8,214.13/11,335.49 = 4,677.33/x
  3. Step 3: Cross multiply
    8,214.13x = 11,335.49 × 4,677.33
  4. Step 4: Simplify right side
    8,214.13x = 53,019,826.65
  5. Step 5: Solve for x
    x = 53,019,826.65/8,214.13
  6. Step 6: Final answer
    x = 6,454.71

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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.