Home / 2,343.81-3,234.18-1,295.85

Finding the Fourth Proportional to 2,343.81, 3,234.18 and 1,295.85

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Solution

The fourth proportional to 2,343.81, 3,234.18 and 1,295.85 is: 1,788.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.81 : 3,234.18 = 1,295.85 : x
  2. Step 2: Convert to fraction form
    2,343.81/3,234.18 = 1,295.85/x
  3. Step 3: Cross multiply
    2,343.81x = 3,234.18 × 1,295.85
  4. Step 4: Simplify right side
    2,343.81x = 4,191,012.15
  5. Step 5: Solve for x
    x = 4,191,012.15/2,343.81
  6. Step 6: Final answer
    x = 1,788.12

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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.