Home / 7,476.68-11,214.42-1,930.22

Finding the Fourth Proportional to 7,476.68, 11,214.42 and 1,930.22

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Solution

The fourth proportional to 7,476.68, 11,214.42 and 1,930.22 is: 2,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.68 : 11,214.42 = 1,930.22 : x
  2. Step 2: Convert to fraction form
    7,476.68/11,214.42 = 1,930.22/x
  3. Step 3: Cross multiply
    7,476.68x = 11,214.42 × 1,930.22
  4. Step 4: Simplify right side
    7,476.68x = 21,646,297.77
  5. Step 5: Solve for x
    x = 21,646,297.77/7,476.68
  6. Step 6: Final answer
    x = 2,895.18

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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.