Home / 3,549.06-4,895.78-2,222.51

Finding the Fourth Proportional to 3,549.06, 4,895.78 and 2,222.51

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Solution

The fourth proportional to 3,549.06, 4,895.78 and 2,222.51 is: 3,065.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.06 : 4,895.78 = 2,222.51 : x
  2. Step 2: Convert to fraction form
    3,549.06/4,895.78 = 2,222.51/x
  3. Step 3: Cross multiply
    3,549.06x = 4,895.78 × 2,222.51
  4. Step 4: Simplify right side
    3,549.06x = 10,880,884.42
  5. Step 5: Solve for x
    x = 10,880,884.42/3,549.06
  6. Step 6: Final answer
    x = 3,065.85

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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.