Home / 4,161.42-6,242.12-1,695.70

Finding the Fourth Proportional to 4,161.42, 6,242.12 and 1,695.70

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Solution

The fourth proportional to 4,161.42, 6,242.12 and 1,695.70 is: 2,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.42 : 6,242.12 = 1,695.70 : x
  2. Step 2: Convert to fraction form
    4,161.42/6,242.12 = 1,695.70/x
  3. Step 3: Cross multiply
    4,161.42x = 6,242.12 × 1,695.70
  4. Step 4: Simplify right side
    4,161.42x = 10,584,762.88
  5. Step 5: Solve for x
    x = 10,584,762.88/4,161.42
  6. Step 6: Final answer
    x = 2,543.55

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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.