Home / 5,571.77-7,688.79-3,332.34

Finding the Fourth Proportional to 5,571.77, 7,688.79 and 3,332.34

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Solution

The fourth proportional to 5,571.77, 7,688.79 and 3,332.34 is: 4,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.77 : 7,688.79 = 3,332.34 : x
  2. Step 2: Convert to fraction form
    5,571.77/7,688.79 = 3,332.34/x
  3. Step 3: Cross multiply
    5,571.77x = 7,688.79 × 3,332.34
  4. Step 4: Simplify right side
    5,571.77x = 25,621,662.47
  5. Step 5: Solve for x
    x = 25,621,662.47/5,571.77
  6. Step 6: Final answer
    x = 4,598.48

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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.