Home / 11,033.56-15,236.04-7,505.20

Finding the Fourth Proportional to 11,033.56, 15,236.04 and 7,505.20

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Solution

The fourth proportional to 11,033.56, 15,236.04 and 7,505.20 is: 10,363.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,033.56 : 15,236.04 = 7,505.20 : x
  2. Step 2: Convert to fraction form
    11,033.56/15,236.04 = 7,505.20/x
  3. Step 3: Cross multiply
    11,033.56x = 15,236.04 × 7,505.20
  4. Step 4: Simplify right side
    11,033.56x = 114,349,527.41
  5. Step 5: Solve for x
    x = 114,349,527.41/11,033.56
  6. Step 6: Final answer
    x = 10,363.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.