Home / 1,606.15-2,408.75-1,061.22

Finding the Fourth Proportional to 1,606.15, 2,408.75 and 1,061.22

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Solution

The fourth proportional to 1,606.15, 2,408.75 and 1,061.22 is: 1,591.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.15 : 2,408.75 = 1,061.22 : x
  2. Step 2: Convert to fraction form
    1,606.15/2,408.75 = 1,061.22/x
  3. Step 3: Cross multiply
    1,606.15x = 2,408.75 × 1,061.22
  4. Step 4: Simplify right side
    1,606.15x = 2,556,213.68
  5. Step 5: Solve for x
    x = 2,556,213.68/1,606.15
  6. Step 6: Final answer
    x = 1,591.52

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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.