Home / 3,630.23-5,437.19-3,155.60

Finding the Fourth Proportional to 3,630.23, 5,437.19 and 3,155.60

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Solution

The fourth proportional to 3,630.23, 5,437.19 and 3,155.60 is: 4,726.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.23 : 5,437.19 = 3,155.60 : x
  2. Step 2: Convert to fraction form
    3,630.23/5,437.19 = 3,155.60/x
  3. Step 3: Cross multiply
    3,630.23x = 5,437.19 × 3,155.60
  4. Step 4: Simplify right side
    3,630.23x = 17,157,618.25
  5. Step 5: Solve for x
    x = 17,157,618.25/3,630.23
  6. Step 6: Final answer
    x = 4,726.32

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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.