Home / 7,490.47-11,236.79-2,296.75

Finding the Fourth Proportional to 7,490.47, 11,236.79 and 2,296.75

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Solution

The fourth proportional to 7,490.47, 11,236.79 and 2,296.75 is: 3,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.47 : 11,236.79 = 2,296.75 : x
  2. Step 2: Convert to fraction form
    7,490.47/11,236.79 = 2,296.75/x
  3. Step 3: Cross multiply
    7,490.47x = 11,236.79 × 2,296.75
  4. Step 4: Simplify right side
    7,490.47x = 25,808,097.43
  5. Step 5: Solve for x
    x = 25,808,097.43/7,490.47
  6. Step 6: Final answer
    x = 3,445.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.