Home / 5,360.87-8,039.60-5,011.04

Finding the Fourth Proportional to 5,360.87, 8,039.60 and 5,011.04

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Solution

The fourth proportional to 5,360.87, 8,039.60 and 5,011.04 is: 7,514.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.87 : 8,039.60 = 5,011.04 : x
  2. Step 2: Convert to fraction form
    5,360.87/8,039.60 = 5,011.04/x
  3. Step 3: Cross multiply
    5,360.87x = 8,039.60 × 5,011.04
  4. Step 4: Simplify right side
    5,360.87x = 40,286,771.02
  5. Step 5: Solve for x
    x = 40,286,771.02/5,360.87
  6. Step 6: Final answer
    x = 7,514.97

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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.