Home / 1,350.17-2,025.57-528.22

Finding the Fourth Proportional to 1,350.17, 2,025.57 and 528.22

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Solution

The fourth proportional to 1,350.17, 2,025.57 and 528.22 is: 792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.17 : 2,025.57 = 528.22 : x
  2. Step 2: Convert to fraction form
    1,350.17/2,025.57 = 528.22/x
  3. Step 3: Cross multiply
    1,350.17x = 2,025.57 × 528.22
  4. Step 4: Simplify right side
    1,350.17x = 1,069,946.59
  5. Step 5: Solve for x
    x = 1,069,946.59/1,350.17
  6. Step 6: Final answer
    x = 792.45

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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.