Home / 7,331.04-10,994.40-2,135.52

Finding the Fourth Proportional to 7,331.04, 10,994.40 and 2,135.52

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Solution

The fourth proportional to 7,331.04, 10,994.40 and 2,135.52 is: 3,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.04 : 10,994.40 = 2,135.52 : x
  2. Step 2: Convert to fraction form
    7,331.04/10,994.40 = 2,135.52/x
  3. Step 3: Cross multiply
    7,331.04x = 10,994.40 × 2,135.52
  4. Step 4: Simplify right side
    7,331.04x = 23,478,761.09
  5. Step 5: Solve for x
    x = 23,478,761.09/7,331.04
  6. Step 6: Final answer
    x = 3,202.65

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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.