Home / 2,294.19-3,162.51-1,408.46

Finding the Fourth Proportional to 2,294.19, 3,162.51 and 1,408.46

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Solution

The fourth proportional to 2,294.19, 3,162.51 and 1,408.46 is: 1,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.19 : 3,162.51 = 1,408.46 : x
  2. Step 2: Convert to fraction form
    2,294.19/3,162.51 = 1,408.46/x
  3. Step 3: Cross multiply
    2,294.19x = 3,162.51 × 1,408.46
  4. Step 4: Simplify right side
    2,294.19x = 4,454,253.02
  5. Step 5: Solve for x
    x = 4,454,253.02/2,294.19
  6. Step 6: Final answer
    x = 1,941.54

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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.