Home / 7,490.98-11,236.52-3,330.01

Finding the Fourth Proportional to 7,490.98, 11,236.52 and 3,330.01

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Solution

The fourth proportional to 7,490.98, 11,236.52 and 3,330.01 is: 4,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.98 : 11,236.52 = 3,330.01 : x
  2. Step 2: Convert to fraction form
    7,490.98/11,236.52 = 3,330.01/x
  3. Step 3: Cross multiply
    7,490.98x = 11,236.52 × 3,330.01
  4. Step 4: Simplify right side
    7,490.98x = 37,417,723.97
  5. Step 5: Solve for x
    x = 37,417,723.97/7,490.98
  6. Step 6: Final answer
    x = 4,995.04

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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.