Home / 4,255.45-5,871.60-2,576.53

Finding the Fourth Proportional to 4,255.45, 5,871.60 and 2,576.53

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Solution

The fourth proportional to 4,255.45, 5,871.60 and 2,576.53 is: 3,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.45 : 5,871.60 = 2,576.53 : x
  2. Step 2: Convert to fraction form
    4,255.45/5,871.60 = 2,576.53/x
  3. Step 3: Cross multiply
    4,255.45x = 5,871.60 × 2,576.53
  4. Step 4: Simplify right side
    4,255.45x = 15,128,353.55
  5. Step 5: Solve for x
    x = 15,128,353.55/4,255.45
  6. Step 6: Final answer
    x = 3,555.05

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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.