Home / 4,980.98-6,873.51-2,742.95

Finding the Fourth Proportional to 4,980.98, 6,873.51 and 2,742.95

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Solution

The fourth proportional to 4,980.98, 6,873.51 and 2,742.95 is: 3,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.98 : 6,873.51 = 2,742.95 : x
  2. Step 2: Convert to fraction form
    4,980.98/6,873.51 = 2,742.95/x
  3. Step 3: Cross multiply
    4,980.98x = 6,873.51 × 2,742.95
  4. Step 4: Simplify right side
    4,980.98x = 18,853,667.63
  5. Step 5: Solve for x
    x = 18,853,667.63/4,980.98
  6. Step 6: Final answer
    x = 3,785.13

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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.