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Finding the Fourth Proportional to 2,296.74, 3,442.68 and 1,564.50

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Solution

The fourth proportional to 2,296.74, 3,442.68 and 1,564.50 is: 2,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.74 : 3,442.68 = 1,564.50 : x
  2. Step 2: Convert to fraction form
    2,296.74/3,442.68 = 1,564.50/x
  3. Step 3: Cross multiply
    2,296.74x = 3,442.68 × 1,564.50
  4. Step 4: Simplify right side
    2,296.74x = 5,386,072.86
  5. Step 5: Solve for x
    x = 5,386,072.86/2,296.74
  6. Step 6: Final answer
    x = 2,345.09

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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.