Home / 8,158.26-11,252.58-7,488.24

Finding the Fourth Proportional to 8,158.26, 11,252.58 and 7,488.24

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Solution

The fourth proportional to 8,158.26, 11,252.58 and 7,488.24 is: 10,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.26 : 11,252.58 = 7,488.24 : x
  2. Step 2: Convert to fraction form
    8,158.26/11,252.58 = 7,488.24/x
  3. Step 3: Cross multiply
    8,158.26x = 11,252.58 × 7,488.24
  4. Step 4: Simplify right side
    8,158.26x = 84,262,019.66
  5. Step 5: Solve for x
    x = 84,262,019.66/8,158.26
  6. Step 6: Final answer
    x = 10,328.43

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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.