Home / 5,571.60-7,688.61-3,053.64

Finding the Fourth Proportional to 5,571.60, 7,688.61 and 3,053.64

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Solution

The fourth proportional to 5,571.60, 7,688.61 and 3,053.64 is: 4,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.60 : 7,688.61 = 3,053.64 : x
  2. Step 2: Convert to fraction form
    5,571.60/7,688.61 = 3,053.64/x
  3. Step 3: Cross multiply
    5,571.60x = 7,688.61 × 3,053.64
  4. Step 4: Simplify right side
    5,571.60x = 23,478,247.04
  5. Step 5: Solve for x
    x = 23,478,247.04/5,571.60
  6. Step 6: Final answer
    x = 4,213.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.