Home / 5,296.46-7,309.56-2,938.56

Finding the Fourth Proportional to 5,296.46, 7,309.56 and 2,938.56

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Solution

The fourth proportional to 5,296.46, 7,309.56 and 2,938.56 is: 4,055.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.46 : 7,309.56 = 2,938.56 : x
  2. Step 2: Convert to fraction form
    5,296.46/7,309.56 = 2,938.56/x
  3. Step 3: Cross multiply
    5,296.46x = 7,309.56 × 2,938.56
  4. Step 4: Simplify right side
    5,296.46x = 21,479,580.63
  5. Step 5: Solve for x
    x = 21,479,580.63/5,296.46
  6. Step 6: Final answer
    x = 4,055.46

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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.