Home / 7,490.84-11,236.62-2,297.12

Finding the Fourth Proportional to 7,490.84, 11,236.62 and 2,297.12

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Solution

The fourth proportional to 7,490.84, 11,236.62 and 2,297.12 is: 3,445.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.84 : 11,236.62 = 2,297.12 : x
  2. Step 2: Convert to fraction form
    7,490.84/11,236.62 = 2,297.12/x
  3. Step 3: Cross multiply
    7,490.84x = 11,236.62 × 2,297.12
  4. Step 4: Simplify right side
    7,490.84x = 25,811,864.53
  5. Step 5: Solve for x
    x = 25,811,864.53/7,490.84
  6. Step 6: Final answer
    x = 3,445.79

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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.