Home / 5,627.70-8,446.72-2,856.30

Finding the Fourth Proportional to 5,627.70, 8,446.72 and 2,856.30

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Solution

The fourth proportional to 5,627.70, 8,446.72 and 2,856.30 is: 4,287.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.70 : 8,446.72 = 2,856.30 : x
  2. Step 2: Convert to fraction form
    5,627.70/8,446.72 = 2,856.30/x
  3. Step 3: Cross multiply
    5,627.70x = 8,446.72 × 2,856.30
  4. Step 4: Simplify right side
    5,627.70x = 24,126,366.34
  5. Step 5: Solve for x
    x = 24,126,366.34/5,627.70
  6. Step 6: Final answer
    x = 4,287.07

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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.