Home / 5,679.40-8,527.06-2,907.99

Finding the Fourth Proportional to 5,679.40, 8,527.06 and 2,907.99

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Solution

The fourth proportional to 5,679.40, 8,527.06 and 2,907.99 is: 4,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.40 : 8,527.06 = 2,907.99 : x
  2. Step 2: Convert to fraction form
    5,679.40/8,527.06 = 2,907.99/x
  3. Step 3: Cross multiply
    5,679.40x = 8,527.06 × 2,907.99
  4. Step 4: Simplify right side
    5,679.40x = 24,796,605.21
  5. Step 5: Solve for x
    x = 24,796,605.21/5,679.40
  6. Step 6: Final answer
    x = 4,366.06

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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.