Home / 5,039.16-7,564.50-2,991.48

Finding the Fourth Proportional to 5,039.16, 7,564.50 and 2,991.48

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Solution

The fourth proportional to 5,039.16, 7,564.50 and 2,991.48 is: 4,490.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.16 : 7,564.50 = 2,991.48 : x
  2. Step 2: Convert to fraction form
    5,039.16/7,564.50 = 2,991.48/x
  3. Step 3: Cross multiply
    5,039.16x = 7,564.50 × 2,991.48
  4. Step 4: Simplify right side
    5,039.16x = 22,629,050.46
  5. Step 5: Solve for x
    x = 22,629,050.46/5,039.16
  6. Step 6: Final answer
    x = 4,490.64

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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.