Home / 4,020-6,029.76-1,246.68

Finding the Fourth Proportional to 4,020, 6,029.76 and 1,246.68

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Solution

The fourth proportional to 4,020, 6,029.76 and 1,246.68 is: 1,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020 : 6,029.76 = 1,246.68 : x
  2. Step 2: Convert to fraction form
    4,020/6,029.76 = 1,246.68/x
  3. Step 3: Cross multiply
    4,020x = 6,029.76 × 1,246.68
  4. Step 4: Simplify right side
    4,020x = 7,517,181.20
  5. Step 5: Solve for x
    x = 7,517,181.20/4,020
  6. Step 6: Final answer
    x = 1,869.95

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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.