Home / 5,206.65-7,810.43-2,395.45

Finding the Fourth Proportional to 5,206.65, 7,810.43 and 2,395.45

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Solution

The fourth proportional to 5,206.65, 7,810.43 and 2,395.45 is: 3,593.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.65 : 7,810.43 = 2,395.45 : x
  2. Step 2: Convert to fraction form
    5,206.65/7,810.43 = 2,395.45/x
  3. Step 3: Cross multiply
    5,206.65x = 7,810.43 × 2,395.45
  4. Step 4: Simplify right side
    5,206.65x = 18,709,494.54
  5. Step 5: Solve for x
    x = 18,709,494.54/5,206.65
  6. Step 6: Final answer
    x = 3,593.38

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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.