Home / 7,437.07-11,141.20-5,091.49

Finding the Fourth Proportional to 7,437.07, 11,141.20 and 5,091.49

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Solution

The fourth proportional to 7,437.07, 11,141.20 and 5,091.49 is: 7,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.07 : 11,141.20 = 5,091.49 : x
  2. Step 2: Convert to fraction form
    7,437.07/11,141.20 = 5,091.49/x
  3. Step 3: Cross multiply
    7,437.07x = 11,141.20 × 5,091.49
  4. Step 4: Simplify right side
    7,437.07x = 56,725,308.39
  5. Step 5: Solve for x
    x = 56,725,308.39/7,437.07
  6. Step 6: Final answer
    x = 7,627.37

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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.