Home / 4,971.13-6,860.18-2,732.96

Finding the Fourth Proportional to 4,971.13, 6,860.18 and 2,732.96

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Solution

The fourth proportional to 4,971.13, 6,860.18 and 2,732.96 is: 3,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.13 : 6,860.18 = 2,732.96 : x
  2. Step 2: Convert to fraction form
    4,971.13/6,860.18 = 2,732.96/x
  3. Step 3: Cross multiply
    4,971.13x = 6,860.18 × 2,732.96
  4. Step 4: Simplify right side
    4,971.13x = 18,748,621.52
  5. Step 5: Solve for x
    x = 18,748,621.52/4,971.13
  6. Step 6: Final answer
    x = 3,771.50

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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.