Home / 4,690.48-7,039.17-2,225.29

Finding the Fourth Proportional to 4,690.48, 7,039.17 and 2,225.29

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Solution

The fourth proportional to 4,690.48, 7,039.17 and 2,225.29 is: 3,339.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.48 : 7,039.17 = 2,225.29 : x
  2. Step 2: Convert to fraction form
    4,690.48/7,039.17 = 2,225.29/x
  3. Step 3: Cross multiply
    4,690.48x = 7,039.17 × 2,225.29
  4. Step 4: Simplify right side
    4,690.48x = 15,664,194.61
  5. Step 5: Solve for x
    x = 15,664,194.61/4,690.48
  6. Step 6: Final answer
    x = 3,339.57

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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.