Home / 7,426.64-11,125.55-6,637.97

Finding the Fourth Proportional to 7,426.64, 11,125.55 and 6,637.97

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Solution

The fourth proportional to 7,426.64, 11,125.55 and 6,637.97 is: 9,944.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.64 : 11,125.55 = 6,637.97 : x
  2. Step 2: Convert to fraction form
    7,426.64/11,125.55 = 6,637.97/x
  3. Step 3: Cross multiply
    7,426.64x = 11,125.55 × 6,637.97
  4. Step 4: Simplify right side
    7,426.64x = 73,851,067.13
  5. Step 5: Solve for x
    x = 73,851,067.13/7,426.64
  6. Step 6: Final answer
    x = 9,944.08

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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.