Home / 5,571.56-7,688.85-3,053.50

Finding the Fourth Proportional to 5,571.56, 7,688.85 and 3,053.50

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Solution

The fourth proportional to 5,571.56, 7,688.85 and 3,053.50 is: 4,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.56 : 7,688.85 = 3,053.50 : x
  2. Step 2: Convert to fraction form
    5,571.56/7,688.85 = 3,053.50/x
  3. Step 3: Cross multiply
    5,571.56x = 7,688.85 × 3,053.50
  4. Step 4: Simplify right side
    5,571.56x = 23,477,903.48
  5. Step 5: Solve for x
    x = 23,477,903.48/5,571.56
  6. Step 6: Final answer
    x = 4,213.88

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1.5x scale

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.