Home / 5,501.40-8,246.70-2,725.80

Finding the Fourth Proportional to 5,501.40, 8,246.70 and 2,725.80

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Solution

The fourth proportional to 5,501.40, 8,246.70 and 2,725.80 is: 4,086.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.40 : 8,246.70 = 2,725.80 : x
  2. Step 2: Convert to fraction form
    5,501.40/8,246.70 = 2,725.80/x
  3. Step 3: Cross multiply
    5,501.40x = 8,246.70 × 2,725.80
  4. Step 4: Simplify right side
    5,501.40x = 22,478,854.86
  5. Step 5: Solve for x
    x = 22,478,854.86/5,501.40
  6. Step 6: Final answer
    x = 4,086.02

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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.