Home / 7,507.86-11,263.38-2,243.28

Finding the Fourth Proportional to 7,507.86, 11,263.38 and 2,243.28

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Solution

The fourth proportional to 7,507.86, 11,263.38 and 2,243.28 is: 3,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.86 : 11,263.38 = 2,243.28 : x
  2. Step 2: Convert to fraction form
    7,507.86/11,263.38 = 2,243.28/x
  3. Step 3: Cross multiply
    7,507.86x = 11,263.38 × 2,243.28
  4. Step 4: Simplify right side
    7,507.86x = 25,266,915.09
  5. Step 5: Solve for x
    x = 25,266,915.09/7,507.86
  6. Step 6: Final answer
    x = 3,365.40

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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.