Home / 2,226.48-3,339.72-1,531.05

Finding the Fourth Proportional to 2,226.48, 3,339.72 and 1,531.05

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Solution

The fourth proportional to 2,226.48, 3,339.72 and 1,531.05 is: 2,296.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.48 : 3,339.72 = 1,531.05 : x
  2. Step 2: Convert to fraction form
    2,226.48/3,339.72 = 1,531.05/x
  3. Step 3: Cross multiply
    2,226.48x = 3,339.72 × 1,531.05
  4. Step 4: Simplify right side
    2,226.48x = 5,113,261.61
  5. Step 5: Solve for x
    x = 5,113,261.61/2,226.48
  6. Step 6: Final answer
    x = 2,296.57

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1.5x scale

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.