Home / 2,343.61-3,234.18-1,335.32

Finding the Fourth Proportional to 2,343.61, 3,234.18 and 1,335.32

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Solution

The fourth proportional to 2,343.61, 3,234.18 and 1,335.32 is: 1,842.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.61 : 3,234.18 = 1,335.32 : x
  2. Step 2: Convert to fraction form
    2,343.61/3,234.18 = 1,335.32/x
  3. Step 3: Cross multiply
    2,343.61x = 3,234.18 × 1,335.32
  4. Step 4: Simplify right side
    2,343.61x = 4,318,665.24
  5. Step 5: Solve for x
    x = 4,318,665.24/2,343.61
  6. Step 6: Final answer
    x = 1,842.74

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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.