Home / 2,370.20-3,554.60-1,445.58

Finding the Fourth Proportional to 2,370.20, 3,554.60 and 1,445.58

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Solution

The fourth proportional to 2,370.20, 3,554.60 and 1,445.58 is: 2,167.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.20 : 3,554.60 = 1,445.58 : x
  2. Step 2: Convert to fraction form
    2,370.20/3,554.60 = 1,445.58/x
  3. Step 3: Cross multiply
    2,370.20x = 3,554.60 × 1,445.58
  4. Step 4: Simplify right side
    2,370.20x = 5,138,451.44
  5. Step 5: Solve for x
    x = 5,138,451.44/2,370.20
  6. Step 6: Final answer
    x = 2,167.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.