Home / 5,009.04-7,512.68-2,086.56

Finding the Fourth Proportional to 5,009.04, 7,512.68 and 2,086.56

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Solution

The fourth proportional to 5,009.04, 7,512.68 and 2,086.56 is: 3,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.04 : 7,512.68 = 2,086.56 : x
  2. Step 2: Convert to fraction form
    5,009.04/7,512.68 = 2,086.56/x
  3. Step 3: Cross multiply
    5,009.04x = 7,512.68 × 2,086.56
  4. Step 4: Simplify right side
    5,009.04x = 15,675,657.58
  5. Step 5: Solve for x
    x = 15,675,657.58/5,009.04
  6. Step 6: Final answer
    x = 3,129.47

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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.