Home / 7,179.26-9,907.24-4,384.76

Finding the Fourth Proportional to 7,179.26, 9,907.24 and 4,384.76

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Solution

The fourth proportional to 7,179.26, 9,907.24 and 4,384.76 is: 6,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.26 : 9,907.24 = 4,384.76 : x
  2. Step 2: Convert to fraction form
    7,179.26/9,907.24 = 4,384.76/x
  3. Step 3: Cross multiply
    7,179.26x = 9,907.24 × 4,384.76
  4. Step 4: Simplify right side
    7,179.26x = 43,440,869.66
  5. Step 5: Solve for x
    x = 43,440,869.66/7,179.26
  6. Step 6: Final answer
    x = 6,050.88

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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.