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Finding the Fourth Proportional to 6,589.75, 9,881.88 and 2,429.99

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Solution

The fourth proportional to 6,589.75, 9,881.88 and 2,429.99 is: 3,643.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589.75 : 9,881.88 = 2,429.99 : x
  2. Step 2: Convert to fraction form
    6,589.75/9,881.88 = 2,429.99/x
  3. Step 3: Cross multiply
    6,589.75x = 9,881.88 × 2,429.99
  4. Step 4: Simplify right side
    6,589.75x = 24,012,869.58
  5. Step 5: Solve for x
    x = 24,012,869.58/6,589.75
  6. Step 6: Final answer
    x = 3,643.98

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1.5x scale

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.