Home / 4,913.24-6,780.34-2,675.16

Finding the Fourth Proportional to 4,913.24, 6,780.34 and 2,675.16

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Solution

The fourth proportional to 4,913.24, 6,780.34 and 2,675.16 is: 3,691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.24 : 6,780.34 = 2,675.16 : x
  2. Step 2: Convert to fraction form
    4,913.24/6,780.34 = 2,675.16/x
  3. Step 3: Cross multiply
    4,913.24x = 6,780.34 × 2,675.16
  4. Step 4: Simplify right side
    4,913.24x = 18,138,494.35
  5. Step 5: Solve for x
    x = 18,138,494.35/4,913.24
  6. Step 6: Final answer
    x = 3,691.76

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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.