Home / 7,012.77-10,517.67-2,630.55

Finding the Fourth Proportional to 7,012.77, 10,517.67 and 2,630.55

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Solution

The fourth proportional to 7,012.77, 10,517.67 and 2,630.55 is: 3,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.77 : 10,517.67 = 2,630.55 : x
  2. Step 2: Convert to fraction form
    7,012.77/10,517.67 = 2,630.55/x
  3. Step 3: Cross multiply
    7,012.77x = 10,517.67 × 2,630.55
  4. Step 4: Simplify right side
    7,012.77x = 27,667,256.82
  5. Step 5: Solve for x
    x = 27,667,256.82/7,012.77
  6. Step 6: Final answer
    x = 3,945.27

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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.