Home / 7,008.75-9,672.26-4,025.12

Finding the Fourth Proportional to 7,008.75, 9,672.26 and 4,025.12

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Solution

The fourth proportional to 7,008.75, 9,672.26 and 4,025.12 is: 5,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.75 : 9,672.26 = 4,025.12 : x
  2. Step 2: Convert to fraction form
    7,008.75/9,672.26 = 4,025.12/x
  3. Step 3: Cross multiply
    7,008.75x = 9,672.26 × 4,025.12
  4. Step 4: Simplify right side
    7,008.75x = 38,931,938.68
  5. Step 5: Solve for x
    x = 38,931,938.68/7,008.75
  6. Step 6: Final answer
    x = 5,554.76

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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.