Home / 3,114.36-4,666.14-2,381.76

Finding the Fourth Proportional to 3,114.36, 4,666.14 and 2,381.76

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Solution

The fourth proportional to 3,114.36, 4,666.14 and 2,381.76 is: 3,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.36 : 4,666.14 = 2,381.76 : x
  2. Step 2: Convert to fraction form
    3,114.36/4,666.14 = 2,381.76/x
  3. Step 3: Cross multiply
    3,114.36x = 4,666.14 × 2,381.76
  4. Step 4: Simplify right side
    3,114.36x = 11,113,625.61
  5. Step 5: Solve for x
    x = 11,113,625.61/3,114.36
  6. Step 6: Final answer
    x = 3,568.51

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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.