Home / 6,535.45-9,020.99-4,177.60

Finding the Fourth Proportional to 6,535.45, 9,020.99 and 4,177.60

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Solution

The fourth proportional to 6,535.45, 9,020.99 and 4,177.60 is: 5,766.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.45 : 9,020.99 = 4,177.60 : x
  2. Step 2: Convert to fraction form
    6,535.45/9,020.99 = 4,177.60/x
  3. Step 3: Cross multiply
    6,535.45x = 9,020.99 × 4,177.60
  4. Step 4: Simplify right side
    6,535.45x = 37,686,087.82
  5. Step 5: Solve for x
    x = 37,686,087.82/6,535.45
  6. Step 6: Final answer
    x = 5,766.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.