Home / 7,672.55-10,589.89-4,487.33

Finding the Fourth Proportional to 7,672.55, 10,589.89 and 4,487.33

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Solution

The fourth proportional to 7,672.55, 10,589.89 and 4,487.33 is: 6,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.55 : 10,589.89 = 4,487.33 : x
  2. Step 2: Convert to fraction form
    7,672.55/10,589.89 = 4,487.33/x
  3. Step 3: Cross multiply
    7,672.55x = 10,589.89 × 4,487.33
  4. Step 4: Simplify right side
    7,672.55x = 47,520,266.93
  5. Step 5: Solve for x
    x = 47,520,266.93/7,672.55
  6. Step 6: Final answer
    x = 6,193.55

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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.