Home / 4,777.35-7,162.38-2,177.25

Finding the Fourth Proportional to 4,777.35, 7,162.38 and 2,177.25

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Solution

The fourth proportional to 4,777.35, 7,162.38 and 2,177.25 is: 3,264.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.35 : 7,162.38 = 2,177.25 : x
  2. Step 2: Convert to fraction form
    4,777.35/7,162.38 = 2,177.25/x
  3. Step 3: Cross multiply
    4,777.35x = 7,162.38 × 2,177.25
  4. Step 4: Simplify right side
    4,777.35x = 15,594,291.86
  5. Step 5: Solve for x
    x = 15,594,291.86/4,777.35
  6. Step 6: Final answer
    x = 3,264.21

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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.