Home / 4,392.59-6,572.66-2,638.64

Finding the Fourth Proportional to 4,392.59, 6,572.66 and 2,638.64

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Solution

The fourth proportional to 4,392.59, 6,572.66 and 2,638.64 is: 3,948.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.59 : 6,572.66 = 2,638.64 : x
  2. Step 2: Convert to fraction form
    4,392.59/6,572.66 = 2,638.64/x
  3. Step 3: Cross multiply
    4,392.59x = 6,572.66 × 2,638.64
  4. Step 4: Simplify right side
    4,392.59x = 17,342,886.82
  5. Step 5: Solve for x
    x = 17,342,886.82/4,392.59
  6. Step 6: Final answer
    x = 3,948.22

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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.