Home / 4,839.08-6,676.20-3,070.40

Finding the Fourth Proportional to 4,839.08, 6,676.20 and 3,070.40

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Solution

The fourth proportional to 4,839.08, 6,676.20 and 3,070.40 is: 4,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.08 : 6,676.20 = 3,070.40 : x
  2. Step 2: Convert to fraction form
    4,839.08/6,676.20 = 3,070.40/x
  3. Step 3: Cross multiply
    4,839.08x = 6,676.20 × 3,070.40
  4. Step 4: Simplify right side
    4,839.08x = 20,498,604.48
  5. Step 5: Solve for x
    x = 20,498,604.48/4,839.08
  6. Step 6: Final answer
    x = 4,236.05

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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.