Home / 8,740.47-13,092.21-7,067.42

Finding the Fourth Proportional to 8,740.47, 13,092.21 and 7,067.42

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Solution

The fourth proportional to 8,740.47, 13,092.21 and 7,067.42 is: 10,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.47 : 13,092.21 = 7,067.42 : x
  2. Step 2: Convert to fraction form
    8,740.47/13,092.21 = 7,067.42/x
  3. Step 3: Cross multiply
    8,740.47x = 13,092.21 × 7,067.42
  4. Step 4: Simplify right side
    8,740.47x = 92,528,081.34
  5. Step 5: Solve for x
    x = 92,528,081.34/8,740.47
  6. Step 6: Final answer
    x = 10,586.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.