Home / 2,810.55-4,223.52-2,627.70

Finding the Fourth Proportional to 2,810.55, 4,223.52 and 2,627.70

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Solution

The fourth proportional to 2,810.55, 4,223.52 and 2,627.70 is: 3,948.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.55 : 4,223.52 = 2,627.70 : x
  2. Step 2: Convert to fraction form
    2,810.55/4,223.52 = 2,627.70/x
  3. Step 3: Cross multiply
    2,810.55x = 4,223.52 × 2,627.70
  4. Step 4: Simplify right side
    2,810.55x = 11,098,143.50
  5. Step 5: Solve for x
    x = 11,098,143.50/2,810.55
  6. Step 6: Final answer
    x = 3,948.74

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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.