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Finding the Fourth Proportional to 6,497.28, 8,966.24 and 3,513.11

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Solution

The fourth proportional to 6,497.28, 8,966.24 and 3,513.11 is: 4,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497.28 : 8,966.24 = 3,513.11 : x
  2. Step 2: Convert to fraction form
    6,497.28/8,966.24 = 3,513.11/x
  3. Step 3: Cross multiply
    6,497.28x = 8,966.24 × 3,513.11
  4. Step 4: Simplify right side
    6,497.28x = 31,499,364.99
  5. Step 5: Solve for x
    x = 31,499,364.99/6,497.28
  6. Step 6: Final answer
    x = 4,848.08

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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.