Home / 2,966.50-4,084.40-2,612.18

Finding the Fourth Proportional to 2,966.50, 4,084.40 and 2,612.18

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Solution

The fourth proportional to 2,966.50, 4,084.40 and 2,612.18 is: 3,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.50 : 4,084.40 = 2,612.18 : x
  2. Step 2: Convert to fraction form
    2,966.50/4,084.40 = 2,612.18/x
  3. Step 3: Cross multiply
    2,966.50x = 4,084.40 × 2,612.18
  4. Step 4: Simplify right side
    2,966.50x = 10,669,187.99
  5. Step 5: Solve for x
    x = 10,669,187.99/2,966.50
  6. Step 6: Final answer
    x = 3,596.56

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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.