Home / 5,291.13-7,301.76-2,933.25

Finding the Fourth Proportional to 5,291.13, 7,301.76 and 2,933.25

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Solution

The fourth proportional to 5,291.13, 7,301.76 and 2,933.25 is: 4,047.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.13 : 7,301.76 = 2,933.25 : x
  2. Step 2: Convert to fraction form
    5,291.13/7,301.76 = 2,933.25/x
  3. Step 3: Cross multiply
    5,291.13x = 7,301.76 × 2,933.25
  4. Step 4: Simplify right side
    5,291.13x = 21,417,887.52
  5. Step 5: Solve for x
    x = 21,417,887.52/5,291.13
  6. Step 6: Final answer
    x = 4,047.89

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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.