Home / 2,633.04-3,952.80-1,663.20

Finding the Fourth Proportional to 2,633.04, 3,952.80 and 1,663.20

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Solution

The fourth proportional to 2,633.04, 3,952.80 and 1,663.20 is: 2,496.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.04 : 3,952.80 = 1,663.20 : x
  2. Step 2: Convert to fraction form
    2,633.04/3,952.80 = 1,663.20/x
  3. Step 3: Cross multiply
    2,633.04x = 3,952.80 × 1,663.20
  4. Step 4: Simplify right side
    2,633.04x = 6,574,296.96
  5. Step 5: Solve for x
    x = 6,574,296.96/2,633.04
  6. Step 6: Final answer
    x = 2,496.85

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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.