Home / 5,688.32-7,849.96-3,170.36

Finding the Fourth Proportional to 5,688.32, 7,849.96 and 3,170.36

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Solution

The fourth proportional to 5,688.32, 7,849.96 and 3,170.36 is: 4,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.32 : 7,849.96 = 3,170.36 : x
  2. Step 2: Convert to fraction form
    5,688.32/7,849.96 = 3,170.36/x
  3. Step 3: Cross multiply
    5,688.32x = 7,849.96 × 3,170.36
  4. Step 4: Simplify right side
    5,688.32x = 24,887,199.19
  5. Step 5: Solve for x
    x = 24,887,199.19/5,688.32
  6. Step 6: Final answer
    x = 4,375.14

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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.