Home / 7,255.96-10,013.11-4,069.24

Finding the Fourth Proportional to 7,255.96, 10,013.11 and 4,069.24

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Solution

The fourth proportional to 7,255.96, 10,013.11 and 4,069.24 is: 5,615.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.96 : 10,013.11 = 4,069.24 : x
  2. Step 2: Convert to fraction form
    7,255.96/10,013.11 = 4,069.24/x
  3. Step 3: Cross multiply
    7,255.96x = 10,013.11 × 4,069.24
  4. Step 4: Simplify right side
    7,255.96x = 40,745,747.74
  5. Step 5: Solve for x
    x = 40,745,747.74/7,255.96
  6. Step 6: Final answer
    x = 5,615.49

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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.