Home / 6,837.91-10,248.90-3,140.53

Finding the Fourth Proportional to 6,837.91, 10,248.90 and 3,140.53

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Solution

The fourth proportional to 6,837.91, 10,248.90 and 3,140.53 is: 4,707.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.91 : 10,248.90 = 3,140.53 : x
  2. Step 2: Convert to fraction form
    6,837.91/10,248.90 = 3,140.53/x
  3. Step 3: Cross multiply
    6,837.91x = 10,248.90 × 3,140.53
  4. Step 4: Simplify right side
    6,837.91x = 32,186,977.92
  5. Step 5: Solve for x
    x = 32,186,977.92/6,837.91
  6. Step 6: Final answer
    x = 4,707.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.