Home / 2,988.27-4,482.69-797.13

Finding the Fourth Proportional to 2,988.27, 4,482.69 and 797.13

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Solution

The fourth proportional to 2,988.27, 4,482.69 and 797.13 is: 1,195.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988.27 : 4,482.69 = 797.13 : x
  2. Step 2: Convert to fraction form
    2,988.27/4,482.69 = 797.13/x
  3. Step 3: Cross multiply
    2,988.27x = 4,482.69 × 797.13
  4. Step 4: Simplify right side
    2,988.27x = 3,573,286.68
  5. Step 5: Solve for x
    x = 3,573,286.68/2,988.27
  6. Step 6: Final answer
    x = 1,195.77

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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.