Home / 3,271.69-4,515.04-1,874.71

Finding the Fourth Proportional to 3,271.69, 4,515.04 and 1,874.71

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Solution

The fourth proportional to 3,271.69, 4,515.04 and 1,874.71 is: 2,587.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.69 : 4,515.04 = 1,874.71 : x
  2. Step 2: Convert to fraction form
    3,271.69/4,515.04 = 1,874.71/x
  3. Step 3: Cross multiply
    3,271.69x = 4,515.04 × 1,874.71
  4. Step 4: Simplify right side
    3,271.69x = 8,464,368.06
  5. Step 5: Solve for x
    x = 8,464,368.06/3,271.69
  6. Step 6: Final answer
    x = 2,587.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.