Home / 3,126.36-4,677.06-2,427.68

Finding the Fourth Proportional to 3,126.36, 4,677.06 and 2,427.68

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Solution

The fourth proportional to 3,126.36, 4,677.06 and 2,427.68 is: 3,631.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.36 : 4,677.06 = 2,427.68 : x
  2. Step 2: Convert to fraction form
    3,126.36/4,677.06 = 2,427.68/x
  3. Step 3: Cross multiply
    3,126.36x = 4,677.06 × 2,427.68
  4. Step 4: Simplify right side
    3,126.36x = 11,354,405.02
  5. Step 5: Solve for x
    x = 11,354,405.02/3,126.36
  6. Step 6: Final answer
    x = 3,631.83

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1.5x scale

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.