Home / 5,302.11-7,317.78-2,945.01

Finding the Fourth Proportional to 5,302.11, 7,317.78 and 2,945.01

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Solution

The fourth proportional to 5,302.11, 7,317.78 and 2,945.01 is: 4,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.11 : 7,317.78 = 2,945.01 : x
  2. Step 2: Convert to fraction form
    5,302.11/7,317.78 = 2,945.01/x
  3. Step 3: Cross multiply
    5,302.11x = 7,317.78 × 2,945.01
  4. Step 4: Simplify right side
    5,302.11x = 21,550,935.28
  5. Step 5: Solve for x
    x = 21,550,935.28/5,302.11
  6. Step 6: Final answer
    x = 4,064.60

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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.