Home / 2,325.59-3,207.97-1,393.55

Finding the Fourth Proportional to 2,325.59, 3,207.97 and 1,393.55

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Solution

The fourth proportional to 2,325.59, 3,207.97 and 1,393.55 is: 1,922.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.59 : 3,207.97 = 1,393.55 : x
  2. Step 2: Convert to fraction form
    2,325.59/3,207.97 = 1,393.55/x
  3. Step 3: Cross multiply
    2,325.59x = 3,207.97 × 1,393.55
  4. Step 4: Simplify right side
    2,325.59x = 4,470,466.59
  5. Step 5: Solve for x
    x = 4,470,466.59/2,325.59
  6. Step 6: Final answer
    x = 1,922.29

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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.