Home / 2,494.74-3,442.76-1,375.65

Finding the Fourth Proportional to 2,494.74, 3,442.76 and 1,375.65

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Solution

The fourth proportional to 2,494.74, 3,442.76 and 1,375.65 is: 1,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494.74 : 3,442.76 = 1,375.65 : x
  2. Step 2: Convert to fraction form
    2,494.74/3,442.76 = 1,375.65/x
  3. Step 3: Cross multiply
    2,494.74x = 3,442.76 × 1,375.65
  4. Step 4: Simplify right side
    2,494.74x = 4,736,017.52
  5. Step 5: Solve for x
    x = 4,736,017.52/2,494.74
  6. Step 6: Final answer
    x = 1,898.40

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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.