Home / 3,941.68-5,912.08-1,020.24

Finding the Fourth Proportional to 3,941.68, 5,912.08 and 1,020.24

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Solution

The fourth proportional to 3,941.68, 5,912.08 and 1,020.24 is: 1,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.68 : 5,912.08 = 1,020.24 : x
  2. Step 2: Convert to fraction form
    3,941.68/5,912.08 = 1,020.24/x
  3. Step 3: Cross multiply
    3,941.68x = 5,912.08 × 1,020.24
  4. Step 4: Simplify right side
    3,941.68x = 6,031,740.50
  5. Step 5: Solve for x
    x = 6,031,740.50/3,941.68
  6. Step 6: Final answer
    x = 1,530.25

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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.