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Finding the Fourth Proportional to 2,295.61, 3,443.41 and 652.17

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Solution

The fourth proportional to 2,295.61, 3,443.41 and 652.17 is: 978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.61 : 3,443.41 = 652.17 : x
  2. Step 2: Convert to fraction form
    2,295.61/3,443.41 = 652.17/x
  3. Step 3: Cross multiply
    2,295.61x = 3,443.41 × 652.17
  4. Step 4: Simplify right side
    2,295.61x = 2,245,688.70
  5. Step 5: Solve for x
    x = 2,245,688.70/2,295.61
  6. Step 6: Final answer
    x = 978.25

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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.