Home / 8,344.62-11,510.91-7,498.98

Finding the Fourth Proportional to 8,344.62, 11,510.91 and 7,498.98

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Solution

The fourth proportional to 8,344.62, 11,510.91 and 7,498.98 is: 10,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.62 : 11,510.91 = 7,498.98 : x
  2. Step 2: Convert to fraction form
    8,344.62/11,510.91 = 7,498.98/x
  3. Step 3: Cross multiply
    8,344.62x = 11,510.91 × 7,498.98
  4. Step 4: Simplify right side
    8,344.62x = 86,320,083.87
  5. Step 5: Solve for x
    x = 86,320,083.87/8,344.62
  6. Step 6: Final answer
    x = 10,344.40

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Half scale
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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.