Home / 2,479.34-3,421.38-1,484.04

Finding the Fourth Proportional to 2,479.34, 3,421.38 and 1,484.04

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Solution

The fourth proportional to 2,479.34, 3,421.38 and 1,484.04 is: 2,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.34 : 3,421.38 = 1,484.04 : x
  2. Step 2: Convert to fraction form
    2,479.34/3,421.38 = 1,484.04/x
  3. Step 3: Cross multiply
    2,479.34x = 3,421.38 × 1,484.04
  4. Step 4: Simplify right side
    2,479.34x = 5,077,464.78
  5. Step 5: Solve for x
    x = 5,077,464.78/2,479.34
  6. Step 6: Final answer
    x = 2,047.91

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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.