Home / 6,756.71-10,137.40-2,810.09

Finding the Fourth Proportional to 6,756.71, 10,137.40 and 2,810.09

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Solution

The fourth proportional to 6,756.71, 10,137.40 and 2,810.09 is: 4,216.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.71 : 10,137.40 = 2,810.09 : x
  2. Step 2: Convert to fraction form
    6,756.71/10,137.40 = 2,810.09/x
  3. Step 3: Cross multiply
    6,756.71x = 10,137.40 × 2,810.09
  4. Step 4: Simplify right side
    6,756.71x = 28,487,024.68
  5. Step 5: Solve for x
    x = 28,487,024.68/6,756.71
  6. Step 6: Final answer
    x = 4,216.11

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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.