Home / 7,134.26-9,846.65-4,150.55

Finding the Fourth Proportional to 7,134.26, 9,846.65 and 4,150.55

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Solution

The fourth proportional to 7,134.26, 9,846.65 and 4,150.55 is: 5,728.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.26 : 9,846.65 = 4,150.55 : x
  2. Step 2: Convert to fraction form
    7,134.26/9,846.65 = 4,150.55/x
  3. Step 3: Cross multiply
    7,134.26x = 9,846.65 × 4,150.55
  4. Step 4: Simplify right side
    7,134.26x = 40,869,048.15
  5. Step 5: Solve for x
    x = 40,869,048.15/7,134.26
  6. Step 6: Final answer
    x = 5,728.57

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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.