Home / 2,954.80-4,433.28-1,310.23

Finding the Fourth Proportional to 2,954.80, 4,433.28 and 1,310.23

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Solution

The fourth proportional to 2,954.80, 4,433.28 and 1,310.23 is: 1,965.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.80 : 4,433.28 = 1,310.23 : x
  2. Step 2: Convert to fraction form
    2,954.80/4,433.28 = 1,310.23/x
  3. Step 3: Cross multiply
    2,954.80x = 4,433.28 × 1,310.23
  4. Step 4: Simplify right side
    2,954.80x = 5,808,616.45
  5. Step 5: Solve for x
    x = 5,808,616.45/2,954.80
  6. Step 6: Final answer
    x = 1,965.82

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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.