Home / 7,475.56-11,207.80-4,515.04

Finding the Fourth Proportional to 7,475.56, 11,207.80 and 4,515.04

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Solution

The fourth proportional to 7,475.56, 11,207.80 and 4,515.04 is: 6,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.56 : 11,207.80 = 4,515.04 : x
  2. Step 2: Convert to fraction form
    7,475.56/11,207.80 = 4,515.04/x
  3. Step 3: Cross multiply
    7,475.56x = 11,207.80 × 4,515.04
  4. Step 4: Simplify right side
    7,475.56x = 50,603,665.31
  5. Step 5: Solve for x
    x = 50,603,665.31/7,475.56
  6. Step 6: Final answer
    x = 6,769.21

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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.