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Finding the Fourth Proportional to 3,497.91, 4,827.17 and 1,926.00

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Solution

The fourth proportional to 3,497.91, 4,827.17 and 1,926.00 is: 2,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.91 : 4,827.17 = 1,926.00 : x
  2. Step 2: Convert to fraction form
    3,497.91/4,827.17 = 1,926.00/x
  3. Step 3: Cross multiply
    3,497.91x = 4,827.17 × 1,926.00
  4. Step 4: Simplify right side
    3,497.91x = 9,297,152.34
  5. Step 5: Solve for x
    x = 9,297,152.34/3,497.91
  6. Step 6: Final answer
    x = 2,657.92

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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.