Home / 4,480.60-6,182.28-2,712.28

Finding the Fourth Proportional to 4,480.60, 6,182.28 and 2,712.28

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Solution

The fourth proportional to 4,480.60, 6,182.28 and 2,712.28 is: 3,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.60 : 6,182.28 = 2,712.28 : x
  2. Step 2: Convert to fraction form
    4,480.60/6,182.28 = 2,712.28/x
  3. Step 3: Cross multiply
    4,480.60x = 6,182.28 × 2,712.28
  4. Step 4: Simplify right side
    4,480.60x = 16,768,074.40
  5. Step 5: Solve for x
    x = 16,768,074.40/4,480.60
  6. Step 6: Final answer
    x = 3,742.37

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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.