Home / 7,374.16-11,062.04-2,990.96

Finding the Fourth Proportional to 7,374.16, 11,062.04 and 2,990.96

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Solution

The fourth proportional to 7,374.16, 11,062.04 and 2,990.96 is: 4,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.16 : 11,062.04 = 2,990.96 : x
  2. Step 2: Convert to fraction form
    7,374.16/11,062.04 = 2,990.96/x
  3. Step 3: Cross multiply
    7,374.16x = 11,062.04 × 2,990.96
  4. Step 4: Simplify right side
    7,374.16x = 33,086,119.16
  5. Step 5: Solve for x
    x = 33,086,119.16/7,374.16
  6. Step 6: Final answer
    x = 4,486.76

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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.