Home / 1,350.35-2,026.53-528.17

Finding the Fourth Proportional to 1,350.35, 2,026.53 and 528.17

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Solution

The fourth proportional to 1,350.35, 2,026.53 and 528.17 is: 792.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.35 : 2,026.53 = 528.17 : x
  2. Step 2: Convert to fraction form
    1,350.35/2,026.53 = 528.17/x
  3. Step 3: Cross multiply
    1,350.35x = 2,026.53 × 528.17
  4. Step 4: Simplify right side
    1,350.35x = 1,070,342.22
  5. Step 5: Solve for x
    x = 1,070,342.22/1,350.35
  6. Step 6: Final answer
    x = 792.64

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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.