Home / 6,572.97-9,065.55-4,215.33

Finding the Fourth Proportional to 6,572.97, 9,065.55 and 4,215.33

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Solution

The fourth proportional to 6,572.97, 9,065.55 and 4,215.33 is: 5,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.97 : 9,065.55 = 4,215.33 : x
  2. Step 2: Convert to fraction form
    6,572.97/9,065.55 = 4,215.33/x
  3. Step 3: Cross multiply
    6,572.97x = 9,065.55 × 4,215.33
  4. Step 4: Simplify right side
    6,572.97x = 38,214,239.55
  5. Step 5: Solve for x
    x = 38,214,239.55/6,572.97
  6. Step 6: Final answer
    x = 5,813.85

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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.