Home / 4,421.60-6,104.16-2,742.20

Finding the Fourth Proportional to 4,421.60, 6,104.16 and 2,742.20

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Solution

The fourth proportional to 4,421.60, 6,104.16 and 2,742.20 is: 3,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.60 : 6,104.16 = 2,742.20 : x
  2. Step 2: Convert to fraction form
    4,421.60/6,104.16 = 2,742.20/x
  3. Step 3: Cross multiply
    4,421.60x = 6,104.16 × 2,742.20
  4. Step 4: Simplify right side
    4,421.60x = 16,738,827.55
  5. Step 5: Solve for x
    x = 16,738,827.55/4,421.60
  6. Step 6: Final answer
    x = 3,785.69

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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.