Home / 5,745.23-8,616.42-1,585.05

Finding the Fourth Proportional to 5,745.23, 8,616.42 and 1,585.05

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Solution

The fourth proportional to 5,745.23, 8,616.42 and 1,585.05 is: 2,377.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.23 : 8,616.42 = 1,585.05 : x
  2. Step 2: Convert to fraction form
    5,745.23/8,616.42 = 1,585.05/x
  3. Step 3: Cross multiply
    5,745.23x = 8,616.42 × 1,585.05
  4. Step 4: Simplify right side
    5,745.23x = 13,657,456.52
  5. Step 5: Solve for x
    x = 13,657,456.52/5,745.23
  6. Step 6: Final answer
    x = 2,377.18

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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.