Home / 3,438.26-4,746.45-2,445.62

Finding the Fourth Proportional to 3,438.26, 4,746.45 and 2,445.62

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Solution

The fourth proportional to 3,438.26, 4,746.45 and 2,445.62 is: 3,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.26 : 4,746.45 = 2,445.62 : x
  2. Step 2: Convert to fraction form
    3,438.26/4,746.45 = 2,445.62/x
  3. Step 3: Cross multiply
    3,438.26x = 4,746.45 × 2,445.62
  4. Step 4: Simplify right side
    3,438.26x = 11,608,013.05
  5. Step 5: Solve for x
    x = 11,608,013.05/3,438.26
  6. Step 6: Final answer
    x = 3,376.13

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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.