Home / 4,709.64-7,063.66-1,247.24

Finding the Fourth Proportional to 4,709.64, 7,063.66 and 1,247.24

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Solution

The fourth proportional to 4,709.64, 7,063.66 and 1,247.24 is: 1,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.64 : 7,063.66 = 1,247.24 : x
  2. Step 2: Convert to fraction form
    4,709.64/7,063.66 = 1,247.24/x
  3. Step 3: Cross multiply
    4,709.64x = 7,063.66 × 1,247.24
  4. Step 4: Simplify right side
    4,709.64x = 8,810,079.30
  5. Step 5: Solve for x
    x = 8,810,079.30/4,709.64
  6. Step 6: Final answer
    x = 1,870.65

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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.