Home / 2,648.48-3,961.08-2,357.84

Finding the Fourth Proportional to 2,648.48, 3,961.08 and 2,357.84

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Solution

The fourth proportional to 2,648.48, 3,961.08 and 2,357.84 is: 3,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648.48 : 3,961.08 = 2,357.84 : x
  2. Step 2: Convert to fraction form
    2,648.48/3,961.08 = 2,357.84/x
  3. Step 3: Cross multiply
    2,648.48x = 3,961.08 × 2,357.84
  4. Step 4: Simplify right side
    2,648.48x = 9,339,592.87
  5. Step 5: Solve for x
    x = 9,339,592.87/2,648.48
  6. Step 6: Final answer
    x = 3,526.40

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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.