Home / 2,927.08-4,386.48-2,579.68

Finding the Fourth Proportional to 2,927.08, 4,386.48 and 2,579.68

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Solution

The fourth proportional to 2,927.08, 4,386.48 and 2,579.68 is: 3,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.08 : 4,386.48 = 2,579.68 : x
  2. Step 2: Convert to fraction form
    2,927.08/4,386.48 = 2,579.68/x
  3. Step 3: Cross multiply
    2,927.08x = 4,386.48 × 2,579.68
  4. Step 4: Simplify right side
    2,927.08x = 11,315,714.73
  5. Step 5: Solve for x
    x = 11,315,714.73/2,927.08
  6. Step 6: Final answer
    x = 3,865.87

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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.