Home / 6,147.83-9,228.42-5,705.57

Finding the Fourth Proportional to 6,147.83, 9,228.42 and 5,705.57

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Solution

The fourth proportional to 6,147.83, 9,228.42 and 5,705.57 is: 8,564.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.83 : 9,228.42 = 5,705.57 : x
  2. Step 2: Convert to fraction form
    6,147.83/9,228.42 = 5,705.57/x
  3. Step 3: Cross multiply
    6,147.83x = 9,228.42 × 5,705.57
  4. Step 4: Simplify right side
    6,147.83x = 52,653,350.16
  5. Step 5: Solve for x
    x = 52,653,350.16/6,147.83
  6. Step 6: Final answer
    x = 8,564.55

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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.