Home / 7,067.45-10,602.92-4,991.52

Finding the Fourth Proportional to 7,067.45, 10,602.92 and 4,991.52

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Solution

The fourth proportional to 7,067.45, 10,602.92 and 4,991.52 is: 7,488.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.45 : 10,602.92 = 4,991.52 : x
  2. Step 2: Convert to fraction form
    7,067.45/10,602.92 = 4,991.52/x
  3. Step 3: Cross multiply
    7,067.45x = 10,602.92 × 4,991.52
  4. Step 4: Simplify right side
    7,067.45x = 52,924,662.28
  5. Step 5: Solve for x
    x = 52,924,662.28/7,067.45
  6. Step 6: Final answer
    x = 7,488.51

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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.