Home / 4,980.24-6,873.18-2,742.56

Finding the Fourth Proportional to 4,980.24, 6,873.18 and 2,742.56

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Solution

The fourth proportional to 4,980.24, 6,873.18 and 2,742.56 is: 3,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.24 : 6,873.18 = 2,742.56 : x
  2. Step 2: Convert to fraction form
    4,980.24/6,873.18 = 2,742.56/x
  3. Step 3: Cross multiply
    4,980.24x = 6,873.18 × 2,742.56
  4. Step 4: Simplify right side
    4,980.24x = 18,850,108.54
  5. Step 5: Solve for x
    x = 18,850,108.54/4,980.24
  6. Step 6: Final answer
    x = 3,784.98

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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.