Home / 2,603.22-3,589.05-1,895.18

Finding the Fourth Proportional to 2,603.22, 3,589.05 and 1,895.18

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Solution

The fourth proportional to 2,603.22, 3,589.05 and 1,895.18 is: 2,612.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.22 : 3,589.05 = 1,895.18 : x
  2. Step 2: Convert to fraction form
    2,603.22/3,589.05 = 1,895.18/x
  3. Step 3: Cross multiply
    2,603.22x = 3,589.05 × 1,895.18
  4. Step 4: Simplify right side
    2,603.22x = 6,801,877.83
  5. Step 5: Solve for x
    x = 6,801,877.83/2,603.22
  6. Step 6: Final answer
    x = 2,612.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.