Home / 2,630.28-3,627.78-2,346.96

Finding the Fourth Proportional to 2,630.28, 3,627.78 and 2,346.96

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Solution

The fourth proportional to 2,630.28, 3,627.78 and 2,346.96 is: 3,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.28 : 3,627.78 = 2,346.96 : x
  2. Step 2: Convert to fraction form
    2,630.28/3,627.78 = 2,346.96/x
  3. Step 3: Cross multiply
    2,630.28x = 3,627.78 × 2,346.96
  4. Step 4: Simplify right side
    2,630.28x = 8,514,254.55
  5. Step 5: Solve for x
    x = 8,514,254.55/2,630.28
  6. Step 6: Final answer
    x = 3,237.01

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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.