Home / 4,717.24-7,078.59-1,943.39

Finding the Fourth Proportional to 4,717.24, 7,078.59 and 1,943.39

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Solution

The fourth proportional to 4,717.24, 7,078.59 and 1,943.39 is: 2,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.24 : 7,078.59 = 1,943.39 : x
  2. Step 2: Convert to fraction form
    4,717.24/7,078.59 = 1,943.39/x
  3. Step 3: Cross multiply
    4,717.24x = 7,078.59 × 1,943.39
  4. Step 4: Simplify right side
    4,717.24x = 13,756,478.72
  5. Step 5: Solve for x
    x = 13,756,478.72/4,717.24
  6. Step 6: Final answer
    x = 2,916.21

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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.