Home / 5,296.36-7,309.04-2,938.56

Finding the Fourth Proportional to 5,296.36, 7,309.04 and 2,938.56

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Solution

The fourth proportional to 5,296.36, 7,309.04 and 2,938.56 is: 4,055.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.36 : 7,309.04 = 2,938.56 : x
  2. Step 2: Convert to fraction form
    5,296.36/7,309.04 = 2,938.56/x
  3. Step 3: Cross multiply
    5,296.36x = 7,309.04 × 2,938.56
  4. Step 4: Simplify right side
    5,296.36x = 21,478,052.58
  5. Step 5: Solve for x
    x = 21,478,052.58/5,296.36
  6. Step 6: Final answer
    x = 4,055.25

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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.