Home / 4,879.08-7,317.06-1,591.44

Finding the Fourth Proportional to 4,879.08, 7,317.06 and 1,591.44

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Solution

The fourth proportional to 4,879.08, 7,317.06 and 1,591.44 is: 2,386.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.08 : 7,317.06 = 1,591.44 : x
  2. Step 2: Convert to fraction form
    4,879.08/7,317.06 = 1,591.44/x
  3. Step 3: Cross multiply
    4,879.08x = 7,317.06 × 1,591.44
  4. Step 4: Simplify right side
    4,879.08x = 11,644,661.97
  5. Step 5: Solve for x
    x = 11,644,661.97/4,879.08
  6. Step 6: Final answer
    x = 2,386.65

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1.5x scale

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.