Home / 2,402.22-3,598.54-1,909.46

Finding the Fourth Proportional to 2,402.22, 3,598.54 and 1,909.46

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Solution

The fourth proportional to 2,402.22, 3,598.54 and 1,909.46 is: 2,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.22 : 3,598.54 = 1,909.46 : x
  2. Step 2: Convert to fraction form
    2,402.22/3,598.54 = 1,909.46/x
  3. Step 3: Cross multiply
    2,402.22x = 3,598.54 × 1,909.46
  4. Step 4: Simplify right side
    2,402.22x = 6,871,272.41
  5. Step 5: Solve for x
    x = 6,871,272.41/2,402.22
  6. Step 6: Final answer
    x = 2,860.38

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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.