Home / 4,135.99-5,707.81-2,247.72

Finding the Fourth Proportional to 4,135.99, 5,707.81 and 2,247.72

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Solution

The fourth proportional to 4,135.99, 5,707.81 and 2,247.72 is: 3,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.99 : 5,707.81 = 2,247.72 : x
  2. Step 2: Convert to fraction form
    4,135.99/5,707.81 = 2,247.72/x
  3. Step 3: Cross multiply
    4,135.99x = 5,707.81 × 2,247.72
  4. Step 4: Simplify right side
    4,135.99x = 12,829,562.18
  5. Step 5: Solve for x
    x = 12,829,562.18/4,135.99
  6. Step 6: Final answer
    x = 3,101.93

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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.