Home / 5,085.28-7,632.24-2,009.44

Finding the Fourth Proportional to 5,085.28, 7,632.24 and 2,009.44

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Solution

The fourth proportional to 5,085.28, 7,632.24 and 2,009.44 is: 3,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.28 : 7,632.24 = 2,009.44 : x
  2. Step 2: Convert to fraction form
    5,085.28/7,632.24 = 2,009.44/x
  3. Step 3: Cross multiply
    5,085.28x = 7,632.24 × 2,009.44
  4. Step 4: Simplify right side
    5,085.28x = 15,336,528.35
  5. Step 5: Solve for x
    x = 15,336,528.35/5,085.28
  6. Step 6: Final answer
    x = 3,015.87

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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.