Home / 2,343.20-3,235.20-2,093.72

Finding the Fourth Proportional to 2,343.20, 3,235.20 and 2,093.72

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Solution

The fourth proportional to 2,343.20, 3,235.20 and 2,093.72 is: 2,890.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.20 : 3,235.20 = 2,093.72 : x
  2. Step 2: Convert to fraction form
    2,343.20/3,235.20 = 2,093.72/x
  3. Step 3: Cross multiply
    2,343.20x = 3,235.20 × 2,093.72
  4. Step 4: Simplify right side
    2,343.20x = 6,773,602.94
  5. Step 5: Solve for x
    x = 6,773,602.94/2,343.20
  6. Step 6: Final answer
    x = 2,890.75

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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.