Home / 2,222.49-3,329.91-1,110.41

Finding the Fourth Proportional to 2,222.49, 3,329.91 and 1,110.41

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Solution

The fourth proportional to 2,222.49, 3,329.91 and 1,110.41 is: 1,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.49 : 3,329.91 = 1,110.41 : x
  2. Step 2: Convert to fraction form
    2,222.49/3,329.91 = 1,110.41/x
  3. Step 3: Cross multiply
    2,222.49x = 3,329.91 × 1,110.41
  4. Step 4: Simplify right side
    2,222.49x = 3,697,548.71
  5. Step 5: Solve for x
    x = 3,697,548.71/2,222.49
  6. Step 6: Final answer
    x = 1,663.70

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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.