Home / 5,285.26-7,295.16-3,189.52

Finding the Fourth Proportional to 5,285.26, 7,295.16 and 3,189.52

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Solution

The fourth proportional to 5,285.26, 7,295.16 and 3,189.52 is: 4,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.26 : 7,295.16 = 3,189.52 : x
  2. Step 2: Convert to fraction form
    5,285.26/7,295.16 = 3,189.52/x
  3. Step 3: Cross multiply
    5,285.26x = 7,295.16 × 3,189.52
  4. Step 4: Simplify right side
    5,285.26x = 23,268,058.72
  5. Step 5: Solve for x
    x = 23,268,058.72/5,285.26
  6. Step 6: Final answer
    x = 4,402.44

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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.