Home / 4,494.38-6,203.05-3,430.40

Finding the Fourth Proportional to 4,494.38, 6,203.05 and 3,430.40

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Solution

The fourth proportional to 4,494.38, 6,203.05 and 3,430.40 is: 4,734.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,494.38 : 6,203.05 = 3,430.40 : x
  2. Step 2: Convert to fraction form
    4,494.38/6,203.05 = 3,430.40/x
  3. Step 3: Cross multiply
    4,494.38x = 6,203.05 × 3,430.40
  4. Step 4: Simplify right side
    4,494.38x = 21,278,949.65
  5. Step 5: Solve for x
    x = 21,278,949.65/4,494.38
  6. Step 6: Final answer
    x = 4,734.57

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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.