Home / 5,688.32-7,849.28-3,203.84

Finding the Fourth Proportional to 5,688.32, 7,849.28 and 3,203.84

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Solution

The fourth proportional to 5,688.32, 7,849.28 and 3,203.84 is: 4,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.32 : 7,849.28 = 3,203.84 : x
  2. Step 2: Convert to fraction form
    5,688.32/7,849.28 = 3,203.84/x
  3. Step 3: Cross multiply
    5,688.32x = 7,849.28 × 3,203.84
  4. Step 4: Simplify right side
    5,688.32x = 25,147,837.24
  5. Step 5: Solve for x
    x = 25,147,837.24/5,688.32
  6. Step 6: Final answer
    x = 4,420.96

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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.