Home / 3,246.47-4,869.69-1,298.67

Finding the Fourth Proportional to 3,246.47, 4,869.69 and 1,298.67

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Solution

The fourth proportional to 3,246.47, 4,869.69 and 1,298.67 is: 1,948.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.47 : 4,869.69 = 1,298.67 : x
  2. Step 2: Convert to fraction form
    3,246.47/4,869.69 = 1,298.67/x
  3. Step 3: Cross multiply
    3,246.47x = 4,869.69 × 1,298.67
  4. Step 4: Simplify right side
    3,246.47x = 6,324,120.31
  5. Step 5: Solve for x
    x = 6,324,120.31/3,246.47
  6. Step 6: Final answer
    x = 1,948.00

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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.