Home / 1,351.05-2,027.10-529.18

Finding the Fourth Proportional to 1,351.05, 2,027.10 and 529.18

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Solution

The fourth proportional to 1,351.05, 2,027.10 and 529.18 is: 793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.05 : 2,027.10 = 529.18 : x
  2. Step 2: Convert to fraction form
    1,351.05/2,027.10 = 529.18/x
  3. Step 3: Cross multiply
    1,351.05x = 2,027.10 × 529.18
  4. Step 4: Simplify right side
    1,351.05x = 1,072,700.78
  5. Step 5: Solve for x
    x = 1,072,700.78/1,351.05
  6. Step 6: Final answer
    x = 793.98

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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.