Home / 1,452.16-2,173.34-875.44

Finding the Fourth Proportional to 1,452.16, 2,173.34 and 875.44

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Solution

The fourth proportional to 1,452.16, 2,173.34 and 875.44 is: 1,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.16 : 2,173.34 = 875.44 : x
  2. Step 2: Convert to fraction form
    1,452.16/2,173.34 = 875.44/x
  3. Step 3: Cross multiply
    1,452.16x = 2,173.34 × 875.44
  4. Step 4: Simplify right side
    1,452.16x = 1,902,628.77
  5. Step 5: Solve for x
    x = 1,902,628.77/1,452.16
  6. Step 6: Final answer
    x = 1,310.21

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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.