Home / 3,214.10-4,821.08-1,482.72

Finding the Fourth Proportional to 3,214.10, 4,821.08 and 1,482.72

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Solution

The fourth proportional to 3,214.10, 4,821.08 and 1,482.72 is: 2,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.10 : 4,821.08 = 1,482.72 : x
  2. Step 2: Convert to fraction form
    3,214.10/4,821.08 = 1,482.72/x
  3. Step 3: Cross multiply
    3,214.10x = 4,821.08 × 1,482.72
  4. Step 4: Simplify right side
    3,214.10x = 7,148,304.32
  5. Step 5: Solve for x
    x = 7,148,304.32/3,214.10
  6. Step 6: Final answer
    x = 2,224.05

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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.