Home / 2,353.71-3,248.12-1,305.77

Finding the Fourth Proportional to 2,353.71, 3,248.12 and 1,305.77

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Solution

The fourth proportional to 2,353.71, 3,248.12 and 1,305.77 is: 1,801.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.71 : 3,248.12 = 1,305.77 : x
  2. Step 2: Convert to fraction form
    2,353.71/3,248.12 = 1,305.77/x
  3. Step 3: Cross multiply
    2,353.71x = 3,248.12 × 1,305.77
  4. Step 4: Simplify right side
    2,353.71x = 4,241,305.77
  5. Step 5: Solve for x
    x = 4,241,305.77/2,353.71
  6. Step 6: Final answer
    x = 1,801.97

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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.