Home / 5,306.43-7,322.70-2,916.42

Finding the Fourth Proportional to 5,306.43, 7,322.70 and 2,916.42

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Solution

The fourth proportional to 5,306.43, 7,322.70 and 2,916.42 is: 4,024.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.43 : 7,322.70 = 2,916.42 : x
  2. Step 2: Convert to fraction form
    5,306.43/7,322.70 = 2,916.42/x
  3. Step 3: Cross multiply
    5,306.43x = 7,322.70 × 2,916.42
  4. Step 4: Simplify right side
    5,306.43x = 21,356,052.21
  5. Step 5: Solve for x
    x = 21,356,052.21/5,306.43
  6. Step 6: Final answer
    x = 4,024.56

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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.