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Finding the Fourth Proportional to 6,618.84, 9,134.17 and 3,594.09

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Solution

The fourth proportional to 6,618.84, 9,134.17 and 3,594.09 is: 4,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.84 : 9,134.17 = 3,594.09 : x
  2. Step 2: Convert to fraction form
    6,618.84/9,134.17 = 3,594.09/x
  3. Step 3: Cross multiply
    6,618.84x = 9,134.17 × 3,594.09
  4. Step 4: Simplify right side
    6,618.84x = 32,829,020.07
  5. Step 5: Solve for x
    x = 32,829,020.07/6,618.84
  6. Step 6: Final answer
    x = 4,959.93

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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.