Home / 1,482.21-2,218.65-1,017.27

Finding the Fourth Proportional to 1,482.21, 2,218.65 and 1,017.27

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Solution

The fourth proportional to 1,482.21, 2,218.65 and 1,017.27 is: 1,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482.21 : 2,218.65 = 1,017.27 : x
  2. Step 2: Convert to fraction form
    1,482.21/2,218.65 = 1,017.27/x
  3. Step 3: Cross multiply
    1,482.21x = 2,218.65 × 1,017.27
  4. Step 4: Simplify right side
    1,482.21x = 2,256,966.09
  5. Step 5: Solve for x
    x = 2,256,966.09/1,482.21
  6. Step 6: Final answer
    x = 1,522.70

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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.