Home / 7,569.64-11,356.89-3,676.78

Finding the Fourth Proportional to 7,569.64, 11,356.89 and 3,676.78

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Solution

The fourth proportional to 7,569.64, 11,356.89 and 3,676.78 is: 5,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.64 : 11,356.89 = 3,676.78 : x
  2. Step 2: Convert to fraction form
    7,569.64/11,356.89 = 3,676.78/x
  3. Step 3: Cross multiply
    7,569.64x = 11,356.89 × 3,676.78
  4. Step 4: Simplify right side
    7,569.64x = 41,756,786.01
  5. Step 5: Solve for x
    x = 41,756,786.01/7,569.64
  6. Step 6: Final answer
    x = 5,516.35

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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.