Home / 1,575.16-2,360.89-845.26

Finding the Fourth Proportional to 1,575.16, 2,360.89 and 845.26

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Solution

The fourth proportional to 1,575.16, 2,360.89 and 845.26 is: 1,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.16 : 2,360.89 = 845.26 : x
  2. Step 2: Convert to fraction form
    1,575.16/2,360.89 = 845.26/x
  3. Step 3: Cross multiply
    1,575.16x = 2,360.89 × 845.26
  4. Step 4: Simplify right side
    1,575.16x = 1,995,565.88
  5. Step 5: Solve for x
    x = 1,995,565.88/1,575.16
  6. Step 6: Final answer
    x = 1,266.90

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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.