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Finding the Fourth Proportional to 9,074.80, 13,673.95 and 7,467.40

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Solution

The fourth proportional to 9,074.80, 13,673.95 and 7,467.40 is: 11,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074.80 : 13,673.95 = 7,467.40 : x
  2. Step 2: Convert to fraction form
    9,074.80/13,673.95 = 7,467.40/x
  3. Step 3: Cross multiply
    9,074.80x = 13,673.95 × 7,467.40
  4. Step 4: Simplify right side
    9,074.80x = 102,108,854.23
  5. Step 5: Solve for x
    x = 102,108,854.23/9,074.80
  6. Step 6: Final answer
    x = 11,251.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.