Home / 2,310.30-3,465.71-849.45

Finding the Fourth Proportional to 2,310.30, 3,465.71 and 849.45

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Solution

The fourth proportional to 2,310.30, 3,465.71 and 849.45 is: 1,274.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.30 : 3,465.71 = 849.45 : x
  2. Step 2: Convert to fraction form
    2,310.30/3,465.71 = 849.45/x
  3. Step 3: Cross multiply
    2,310.30x = 3,465.71 × 849.45
  4. Step 4: Simplify right side
    2,310.30x = 2,943,943.11
  5. Step 5: Solve for x
    x = 2,943,943.11/2,310.30
  6. Step 6: Final answer
    x = 1,274.27

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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.