Home / 8,927.19-13,392.68-2,686.68

Finding the Fourth Proportional to 8,927.19, 13,392.68 and 2,686.68

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Solution

The fourth proportional to 8,927.19, 13,392.68 and 2,686.68 is: 4,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.19 : 13,392.68 = 2,686.68 : x
  2. Step 2: Convert to fraction form
    8,927.19/13,392.68 = 2,686.68/x
  3. Step 3: Cross multiply
    8,927.19x = 13,392.68 × 2,686.68
  4. Step 4: Simplify right side
    8,927.19x = 35,981,845.50
  5. Step 5: Solve for x
    x = 35,981,845.50/8,927.19
  6. Step 6: Final answer
    x = 4,030.59

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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.