Home / 4,384.74-6,578.46-2,631.72

Finding the Fourth Proportional to 4,384.74, 6,578.46 and 2,631.72

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Solution

The fourth proportional to 4,384.74, 6,578.46 and 2,631.72 is: 3,948.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384.74 : 6,578.46 = 2,631.72 : x
  2. Step 2: Convert to fraction form
    4,384.74/6,578.46 = 2,631.72/x
  3. Step 3: Cross multiply
    4,384.74x = 6,578.46 × 2,631.72
  4. Step 4: Simplify right side
    4,384.74x = 17,312,664.75
  5. Step 5: Solve for x
    x = 17,312,664.75/4,384.74
  6. Step 6: Final answer
    x = 3,948.39

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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.