Home / 2,401.21-3,602.12-1,167.58

Finding the Fourth Proportional to 2,401.21, 3,602.12 and 1,167.58

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Solution

The fourth proportional to 2,401.21, 3,602.12 and 1,167.58 is: 1,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.21 : 3,602.12 = 1,167.58 : x
  2. Step 2: Convert to fraction form
    2,401.21/3,602.12 = 1,167.58/x
  3. Step 3: Cross multiply
    2,401.21x = 3,602.12 × 1,167.58
  4. Step 4: Simplify right side
    2,401.21x = 4,205,748.43
  5. Step 5: Solve for x
    x = 4,205,748.43/2,401.21
  6. Step 6: Final answer
    x = 1,751.51

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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.