Home / 4,328.84-5,969.30-2,912.56

Finding the Fourth Proportional to 4,328.84, 5,969.30 and 2,912.56

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Solution

The fourth proportional to 4,328.84, 5,969.30 and 2,912.56 is: 4,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.84 : 5,969.30 = 2,912.56 : x
  2. Step 2: Convert to fraction form
    4,328.84/5,969.30 = 2,912.56/x
  3. Step 3: Cross multiply
    4,328.84x = 5,969.30 × 2,912.56
  4. Step 4: Simplify right side
    4,328.84x = 17,385,914.92
  5. Step 5: Solve for x
    x = 17,385,914.92/4,328.84
  6. Step 6: Final answer
    x = 4,016.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.