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Finding the Fourth Proportional to 2,476.66, 3,715.34 and 833.68

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Solution

The fourth proportional to 2,476.66, 3,715.34 and 833.68 is: 1,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.66 : 3,715.34 = 833.68 : x
  2. Step 2: Convert to fraction form
    2,476.66/3,715.34 = 833.68/x
  3. Step 3: Cross multiply
    2,476.66x = 3,715.34 × 833.68
  4. Step 4: Simplify right side
    2,476.66x = 3,097,401.66
  5. Step 5: Solve for x
    x = 3,097,401.66/2,476.66
  6. Step 6: Final answer
    x = 1,250.63

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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.