Home / 7,022.39-10,534.98-2,091.92

Finding the Fourth Proportional to 7,022.39, 10,534.98 and 2,091.92

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Solution

The fourth proportional to 7,022.39, 10,534.98 and 2,091.92 is: 3,138.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.39 : 10,534.98 = 2,091.92 : x
  2. Step 2: Convert to fraction form
    7,022.39/10,534.98 = 2,091.92/x
  3. Step 3: Cross multiply
    7,022.39x = 10,534.98 × 2,091.92
  4. Step 4: Simplify right side
    7,022.39x = 22,038,282.69
  5. Step 5: Solve for x
    x = 22,038,282.69/7,022.39
  6. Step 6: Final answer
    x = 3,138.29

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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.