Home / 3,328.14-4,988.68-1,246.76

Finding the Fourth Proportional to 3,328.14, 4,988.68 and 1,246.76

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Solution

The fourth proportional to 3,328.14, 4,988.68 and 1,246.76 is: 1,868.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.14 : 4,988.68 = 1,246.76 : x
  2. Step 2: Convert to fraction form
    3,328.14/4,988.68 = 1,246.76/x
  3. Step 3: Cross multiply
    3,328.14x = 4,988.68 × 1,246.76
  4. Step 4: Simplify right side
    3,328.14x = 6,219,686.68
  5. Step 5: Solve for x
    x = 6,219,686.68/3,328.14
  6. Step 6: Final answer
    x = 1,868.82

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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.