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Finding the Fourth Proportional to 7,472.04, 11,210.49 and 3,576.75

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Solution

The fourth proportional to 7,472.04, 11,210.49 and 3,576.75 is: 5,366.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.04 : 11,210.49 = 3,576.75 : x
  2. Step 2: Convert to fraction form
    7,472.04/11,210.49 = 3,576.75/x
  3. Step 3: Cross multiply
    7,472.04x = 11,210.49 × 3,576.75
  4. Step 4: Simplify right side
    7,472.04x = 40,097,120.11
  5. Step 5: Solve for x
    x = 40,097,120.11/7,472.04
  6. Step 6: Final answer
    x = 5,366.29

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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.