Home / 1,244.04-1,854.89-1,222.17

Finding the Fourth Proportional to 1,244.04, 1,854.89 and 1,222.17

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Solution

The fourth proportional to 1,244.04, 1,854.89 and 1,222.17 is: 1,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.04 : 1,854.89 = 1,222.17 : x
  2. Step 2: Convert to fraction form
    1,244.04/1,854.89 = 1,222.17/x
  3. Step 3: Cross multiply
    1,244.04x = 1,854.89 × 1,222.17
  4. Step 4: Simplify right side
    1,244.04x = 2,266,984.80
  5. Step 5: Solve for x
    x = 2,266,984.80/1,244.04
  6. Step 6: Final answer
    x = 1,822.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.