Home / 8,869.35-12,238.54-5,092.68

Finding the Fourth Proportional to 8,869.35, 12,238.54 and 5,092.68

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Solution

The fourth proportional to 8,869.35, 12,238.54 and 5,092.68 is: 7,027.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.35 : 12,238.54 = 5,092.68 : x
  2. Step 2: Convert to fraction form
    8,869.35/12,238.54 = 5,092.68/x
  3. Step 3: Cross multiply
    8,869.35x = 12,238.54 × 5,092.68
  4. Step 4: Simplify right side
    8,869.35x = 62,326,967.89
  5. Step 5: Solve for x
    x = 62,326,967.89/8,869.35
  6. Step 6: Final answer
    x = 7,027.23

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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.