Home / 5,247.45-7,857.14-4,110.35

Finding the Fourth Proportional to 5,247.45, 7,857.14 and 4,110.35

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Solution

The fourth proportional to 5,247.45, 7,857.14 and 4,110.35 is: 6,154.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.45 : 7,857.14 = 4,110.35 : x
  2. Step 2: Convert to fraction form
    5,247.45/7,857.14 = 4,110.35/x
  3. Step 3: Cross multiply
    5,247.45x = 7,857.14 × 4,110.35
  4. Step 4: Simplify right side
    5,247.45x = 32,295,535.56
  5. Step 5: Solve for x
    x = 32,295,535.56/5,247.45
  6. Step 6: Final answer
    x = 6,154.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.