Home / 2,633.12-3,948.40-1,537.84

Finding the Fourth Proportional to 2,633.12, 3,948.40 and 1,537.84

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Solution

The fourth proportional to 2,633.12, 3,948.40 and 1,537.84 is: 2,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.12 : 3,948.40 = 1,537.84 : x
  2. Step 2: Convert to fraction form
    2,633.12/3,948.40 = 1,537.84/x
  3. Step 3: Cross multiply
    2,633.12x = 3,948.40 × 1,537.84
  4. Step 4: Simplify right side
    2,633.12x = 6,072,007.46
  5. Step 5: Solve for x
    x = 6,072,007.46/2,633.12
  6. Step 6: Final answer
    x = 2,306.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.