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Finding the Fourth Proportional to 7,331.68, 10,995.24 and 2,400.22

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Solution

The fourth proportional to 7,331.68, 10,995.24 and 2,400.22 is: 3,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.68 : 10,995.24 = 2,400.22 : x
  2. Step 2: Convert to fraction form
    7,331.68/10,995.24 = 2,400.22/x
  3. Step 3: Cross multiply
    7,331.68x = 10,995.24 × 2,400.22
  4. Step 4: Simplify right side
    7,331.68x = 26,390,994.95
  5. Step 5: Solve for x
    x = 26,390,994.95/7,331.68
  6. Step 6: Final answer
    x = 3,599.58

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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.