Home / 11,066.68-16,618.96-7,392.52

Finding the Fourth Proportional to 11,066.68, 16,618.96 and 7,392.52

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Solution

The fourth proportional to 11,066.68, 16,618.96 and 7,392.52 is: 11,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066.68 : 16,618.96 = 7,392.52 : x
  2. Step 2: Convert to fraction form
    11,066.68/16,618.96 = 7,392.52/x
  3. Step 3: Cross multiply
    11,066.68x = 16,618.96 × 7,392.52
  4. Step 4: Simplify right side
    11,066.68x = 122,855,994.18
  5. Step 5: Solve for x
    x = 122,855,994.18/11,066.68
  6. Step 6: Final answer
    x = 11,101.43

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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.