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Finding the Fourth Proportional to 2,377.26, 3,564.60 and 970.44

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Solution

The fourth proportional to 2,377.26, 3,564.60 and 970.44 is: 1,455.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.26 : 3,564.60 = 970.44 : x
  2. Step 2: Convert to fraction form
    2,377.26/3,564.60 = 970.44/x
  3. Step 3: Cross multiply
    2,377.26x = 3,564.60 × 970.44
  4. Step 4: Simplify right side
    2,377.26x = 3,459,230.42
  5. Step 5: Solve for x
    x = 3,459,230.42/2,377.26
  6. Step 6: Final answer
    x = 1,455.13

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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.