Home / 4,255.02-5,871.53-3,941.55

Finding the Fourth Proportional to 4,255.02, 5,871.53 and 3,941.55

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Solution

The fourth proportional to 4,255.02, 5,871.53 and 3,941.55 is: 5,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.02 : 5,871.53 = 3,941.55 : x
  2. Step 2: Convert to fraction form
    4,255.02/5,871.53 = 3,941.55/x
  3. Step 3: Cross multiply
    4,255.02x = 5,871.53 × 3,941.55
  4. Step 4: Simplify right side
    4,255.02x = 23,142,938.93
  5. Step 5: Solve for x
    x = 23,142,938.93/4,255.02
  6. Step 6: Final answer
    x = 5,438.97

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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.