Home / 7,513.11-11,268.72-1,966.14

Finding the Fourth Proportional to 7,513.11, 11,268.72 and 1,966.14

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Solution

The fourth proportional to 7,513.11, 11,268.72 and 1,966.14 is: 2,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.11 : 11,268.72 = 1,966.14 : x
  2. Step 2: Convert to fraction form
    7,513.11/11,268.72 = 1,966.14/x
  3. Step 3: Cross multiply
    7,513.11x = 11,268.72 × 1,966.14
  4. Step 4: Simplify right side
    7,513.11x = 22,155,881.14
  5. Step 5: Solve for x
    x = 22,155,881.14/7,513.11
  6. Step 6: Final answer
    x = 2,948.96

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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.