Home / 5,291.14-7,301.74-2,901.11

Finding the Fourth Proportional to 5,291.14, 7,301.74 and 2,901.11

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Solution

The fourth proportional to 5,291.14, 7,301.74 and 2,901.11 is: 4,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.14 : 7,301.74 = 2,901.11 : x
  2. Step 2: Convert to fraction form
    5,291.14/7,301.74 = 2,901.11/x
  3. Step 3: Cross multiply
    5,291.14x = 7,301.74 × 2,901.11
  4. Step 4: Simplify right side
    5,291.14x = 21,183,150.93
  5. Step 5: Solve for x
    x = 21,183,150.93/5,291.14
  6. Step 6: Final answer
    x = 4,003.51

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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.