Home / 3,402.08-5,098.24-1,938.20

Finding the Fourth Proportional to 3,402.08, 5,098.24 and 1,938.20

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Solution

The fourth proportional to 3,402.08, 5,098.24 and 1,938.20 is: 2,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.08 : 5,098.24 = 1,938.20 : x
  2. Step 2: Convert to fraction form
    3,402.08/5,098.24 = 1,938.20/x
  3. Step 3: Cross multiply
    3,402.08x = 5,098.24 × 1,938.20
  4. Step 4: Simplify right side
    3,402.08x = 9,881,408.77
  5. Step 5: Solve for x
    x = 9,881,408.77/3,402.08
  6. Step 6: Final answer
    x = 2,904.52

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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.