Home / 3,292.08-4,938.78-1,071.06

Finding the Fourth Proportional to 3,292.08, 4,938.78 and 1,071.06

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Solution

The fourth proportional to 3,292.08, 4,938.78 and 1,071.06 is: 1,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.08 : 4,938.78 = 1,071.06 : x
  2. Step 2: Convert to fraction form
    3,292.08/4,938.78 = 1,071.06/x
  3. Step 3: Cross multiply
    3,292.08x = 4,938.78 × 1,071.06
  4. Step 4: Simplify right side
    3,292.08x = 5,289,729.71
  5. Step 5: Solve for x
    x = 5,289,729.71/3,292.08
  6. Step 6: Final answer
    x = 1,606.80

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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.