Home / 2,247.66-3,102.17-1,715.67

Finding the Fourth Proportional to 2,247.66, 3,102.17 and 1,715.67

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Solution

The fourth proportional to 2,247.66, 3,102.17 and 1,715.67 is: 2,367.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.66 : 3,102.17 = 1,715.67 : x
  2. Step 2: Convert to fraction form
    2,247.66/3,102.17 = 1,715.67/x
  3. Step 3: Cross multiply
    2,247.66x = 3,102.17 × 1,715.67
  4. Step 4: Simplify right side
    2,247.66x = 5,322,291.43
  5. Step 5: Solve for x
    x = 5,322,291.43/2,247.66
  6. Step 6: Final answer
    x = 2,367.93

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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.