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Finding the Fourth Proportional to 6,497.84, 9,730.32 and 4,299.92

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Solution

The fourth proportional to 6,497.84, 9,730.32 and 4,299.92 is: 6,439.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497.84 : 9,730.32 = 4,299.92 : x
  2. Step 2: Convert to fraction form
    6,497.84/9,730.32 = 4,299.92/x
  3. Step 3: Cross multiply
    6,497.84x = 9,730.32 × 4,299.92
  4. Step 4: Simplify right side
    6,497.84x = 41,839,597.57
  5. Step 5: Solve for x
    x = 41,839,597.57/6,497.84
  6. Step 6: Final answer
    x = 6,439.00

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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.