Home / 2,926.08-4,384.98-2,578.68

Finding the Fourth Proportional to 2,926.08, 4,384.98 and 2,578.68

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Solution

The fourth proportional to 2,926.08, 4,384.98 and 2,578.68 is: 3,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.08 : 4,384.98 = 2,578.68 : x
  2. Step 2: Convert to fraction form
    2,926.08/4,384.98 = 2,578.68/x
  3. Step 3: Cross multiply
    2,926.08x = 4,384.98 × 2,578.68
  4. Step 4: Simplify right side
    2,926.08x = 11,307,460.23
  5. Step 5: Solve for x
    x = 11,307,460.23/2,926.08
  6. Step 6: Final answer
    x = 3,864.37

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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.