Home / 7,331.78-10,994.58-2,398.70

Finding the Fourth Proportional to 7,331.78, 10,994.58 and 2,398.70

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Solution

The fourth proportional to 7,331.78, 10,994.58 and 2,398.70 is: 3,597.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.78 : 10,994.58 = 2,398.70 : x
  2. Step 2: Convert to fraction form
    7,331.78/10,994.58 = 2,398.70/x
  3. Step 3: Cross multiply
    7,331.78x = 10,994.58 × 2,398.70
  4. Step 4: Simplify right side
    7,331.78x = 26,372,644.07
  5. Step 5: Solve for x
    x = 26,372,644.07/7,331.78
  6. Step 6: Final answer
    x = 3,597.03

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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.