Home / 1,482.67-2,220.33-1,118.17

Finding the Fourth Proportional to 1,482.67, 2,220.33 and 1,118.17

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Solution

The fourth proportional to 1,482.67, 2,220.33 and 1,118.17 is: 1,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482.67 : 2,220.33 = 1,118.17 : x
  2. Step 2: Convert to fraction form
    1,482.67/2,220.33 = 1,118.17/x
  3. Step 3: Cross multiply
    1,482.67x = 2,220.33 × 1,118.17
  4. Step 4: Simplify right side
    1,482.67x = 2,482,706.40
  5. Step 5: Solve for x
    x = 2,482,706.40/1,482.67
  6. Step 6: Final answer
    x = 1,674.48

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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.