Home / 2,446.06-3,378.35-1,658.74

Finding the Fourth Proportional to 2,446.06, 3,378.35 and 1,658.74

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Solution

The fourth proportional to 2,446.06, 3,378.35 and 1,658.74 is: 2,290.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.06 : 3,378.35 = 1,658.74 : x
  2. Step 2: Convert to fraction form
    2,446.06/3,378.35 = 1,658.74/x
  3. Step 3: Cross multiply
    2,446.06x = 3,378.35 × 1,658.74
  4. Step 4: Simplify right side
    2,446.06x = 5,603,804.28
  5. Step 5: Solve for x
    x = 5,603,804.28/2,446.06
  6. Step 6: Final answer
    x = 2,290.95

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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.