Home / 3,530.13-5,299.52-1,657.82

Finding the Fourth Proportional to 3,530.13, 5,299.52 and 1,657.82

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Solution

The fourth proportional to 3,530.13, 5,299.52 and 1,657.82 is: 2,488.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.13 : 5,299.52 = 1,657.82 : x
  2. Step 2: Convert to fraction form
    3,530.13/5,299.52 = 1,657.82/x
  3. Step 3: Cross multiply
    3,530.13x = 5,299.52 × 1,657.82
  4. Step 4: Simplify right side
    3,530.13x = 8,785,615.46
  5. Step 5: Solve for x
    x = 8,785,615.46/3,530.13
  6. Step 6: Final answer
    x = 2,488.75

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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.