Home / 3,134.06-4,325.08-1,808.02

Finding the Fourth Proportional to 3,134.06, 4,325.08 and 1,808.02

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Solution

The fourth proportional to 3,134.06, 4,325.08 and 1,808.02 is: 2,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.06 : 4,325.08 = 1,808.02 : x
  2. Step 2: Convert to fraction form
    3,134.06/4,325.08 = 1,808.02/x
  3. Step 3: Cross multiply
    3,134.06x = 4,325.08 × 1,808.02
  4. Step 4: Simplify right side
    3,134.06x = 7,819,831.14
  5. Step 5: Solve for x
    x = 7,819,831.14/3,134.06
  6. Step 6: Final answer
    x = 2,495.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.