Home / 7,177.41-10,772.61-3,020.49

Finding the Fourth Proportional to 7,177.41, 10,772.61 and 3,020.49

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Solution

The fourth proportional to 7,177.41, 10,772.61 and 3,020.49 is: 4,533.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.41 : 10,772.61 = 3,020.49 : x
  2. Step 2: Convert to fraction form
    7,177.41/10,772.61 = 3,020.49/x
  3. Step 3: Cross multiply
    7,177.41x = 10,772.61 × 3,020.49
  4. Step 4: Simplify right side
    7,177.41x = 32,538,560.78
  5. Step 5: Solve for x
    x = 32,538,560.78/7,177.41
  6. Step 6: Final answer
    x = 4,533.47

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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.