Home / 7,756.85-11,637.09-2,210.27

Finding the Fourth Proportional to 7,756.85, 11,637.09 and 2,210.27

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Solution

The fourth proportional to 7,756.85, 11,637.09 and 2,210.27 is: 3,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.85 : 11,637.09 = 2,210.27 : x
  2. Step 2: Convert to fraction form
    7,756.85/11,637.09 = 2,210.27/x
  3. Step 3: Cross multiply
    7,756.85x = 11,637.09 × 2,210.27
  4. Step 4: Simplify right side
    7,756.85x = 25,721,140.01
  5. Step 5: Solve for x
    x = 25,721,140.01/7,756.85
  6. Step 6: Final answer
    x = 3,315.93

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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.