Home / 5,288.09-7,297.80-2,930.23

Finding the Fourth Proportional to 5,288.09, 7,297.80 and 2,930.23

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Solution

The fourth proportional to 5,288.09, 7,297.80 and 2,930.23 is: 4,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.09 : 7,297.80 = 2,930.23 : x
  2. Step 2: Convert to fraction form
    5,288.09/7,297.80 = 2,930.23/x
  3. Step 3: Cross multiply
    5,288.09x = 7,297.80 × 2,930.23
  4. Step 4: Simplify right side
    5,288.09x = 21,384,232.49
  5. Step 5: Solve for x
    x = 21,384,232.49/5,288.09
  6. Step 6: Final answer
    x = 4,043.85

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1.5x scale

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.