Home / 5,288.36-7,297.88-2,930.48

Finding the Fourth Proportional to 5,288.36, 7,297.88 and 2,930.48

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Solution

The fourth proportional to 5,288.36, 7,297.88 and 2,930.48 is: 4,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.36 : 7,297.88 = 2,930.48 : x
  2. Step 2: Convert to fraction form
    5,288.36/7,297.88 = 2,930.48/x
  3. Step 3: Cross multiply
    5,288.36x = 7,297.88 × 2,930.48
  4. Step 4: Simplify right side
    5,288.36x = 21,386,291.38
  5. Step 5: Solve for x
    x = 21,386,291.38/5,288.36
  6. Step 6: Final answer
    x = 4,044.03

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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.