Home / 4,876.30-7,315.44-2,408.23

Finding the Fourth Proportional to 4,876.30, 7,315.44 and 2,408.23

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Solution

The fourth proportional to 4,876.30, 7,315.44 and 2,408.23 is: 3,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.30 : 7,315.44 = 2,408.23 : x
  2. Step 2: Convert to fraction form
    4,876.30/7,315.44 = 2,408.23/x
  3. Step 3: Cross multiply
    4,876.30x = 7,315.44 × 2,408.23
  4. Step 4: Simplify right side
    4,876.30x = 17,617,262.07
  5. Step 5: Solve for x
    x = 17,617,262.07/4,876.30
  6. Step 6: Final answer
    x = 3,612.83

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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.