Home / 5,274.43-7,277.91-2,916.58

Finding the Fourth Proportional to 5,274.43, 7,277.91 and 2,916.58

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Solution

The fourth proportional to 5,274.43, 7,277.91 and 2,916.58 is: 4,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.43 : 7,277.91 = 2,916.58 : x
  2. Step 2: Convert to fraction form
    5,274.43/7,277.91 = 2,916.58/x
  3. Step 3: Cross multiply
    5,274.43x = 7,277.91 × 2,916.58
  4. Step 4: Simplify right side
    5,274.43x = 21,226,606.75
  5. Step 5: Solve for x
    x = 21,226,606.75/5,274.43
  6. Step 6: Final answer
    x = 4,024.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.