Home / 7,661.44-10,577.22-5,013.47

Finding the Fourth Proportional to 7,661.44, 10,577.22 and 5,013.47

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Solution

The fourth proportional to 7,661.44, 10,577.22 and 5,013.47 is: 6,921.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661.44 : 10,577.22 = 5,013.47 : x
  2. Step 2: Convert to fraction form
    7,661.44/10,577.22 = 5,013.47/x
  3. Step 3: Cross multiply
    7,661.44x = 10,577.22 × 5,013.47
  4. Step 4: Simplify right side
    7,661.44x = 53,028,497.20
  5. Step 5: Solve for x
    x = 53,028,497.20/7,661.44
  6. Step 6: Final answer
    x = 6,921.48

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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.