Home / 2,274.11-3,411.15-976.49

Finding the Fourth Proportional to 2,274.11, 3,411.15 and 976.49

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Solution

The fourth proportional to 2,274.11, 3,411.15 and 976.49 is: 1,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.11 : 3,411.15 = 976.49 : x
  2. Step 2: Convert to fraction form
    2,274.11/3,411.15 = 976.49/x
  3. Step 3: Cross multiply
    2,274.11x = 3,411.15 × 976.49
  4. Step 4: Simplify right side
    2,274.11x = 3,330,936.81
  5. Step 5: Solve for x
    x = 3,330,936.81/2,274.11
  6. Step 6: Final answer
    x = 1,464.72

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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.