Home / 4,189.33-5,774.15-3,587.45

Finding the Fourth Proportional to 4,189.33, 5,774.15 and 3,587.45

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Solution

The fourth proportional to 4,189.33, 5,774.15 and 3,587.45 is: 4,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.33 : 5,774.15 = 3,587.45 : x
  2. Step 2: Convert to fraction form
    4,189.33/5,774.15 = 3,587.45/x
  3. Step 3: Cross multiply
    4,189.33x = 5,774.15 × 3,587.45
  4. Step 4: Simplify right side
    4,189.33x = 20,714,474.42
  5. Step 5: Solve for x
    x = 20,714,474.42/4,189.33
  6. Step 6: Final answer
    x = 4,944.58

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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.