Home / 2,009.28-3,014.10-528.70

Finding the Fourth Proportional to 2,009.28, 3,014.10 and 528.70

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Solution

The fourth proportional to 2,009.28, 3,014.10 and 528.70 is: 793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.28 : 3,014.10 = 528.70 : x
  2. Step 2: Convert to fraction form
    2,009.28/3,014.10 = 528.70/x
  3. Step 3: Cross multiply
    2,009.28x = 3,014.10 × 528.70
  4. Step 4: Simplify right side
    2,009.28x = 1,593,554.67
  5. Step 5: Solve for x
    x = 1,593,554.67/2,009.28
  6. Step 6: Final answer
    x = 793.10

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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.