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Finding the Fourth Proportional to 2,510.08, 3,764.04 and 970

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Solution

The fourth proportional to 2,510.08, 3,764.04 and 970 is: 1,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.08 : 3,764.04 = 970 : x
  2. Step 2: Convert to fraction form
    2,510.08/3,764.04 = 970/x
  3. Step 3: Cross multiply
    2,510.08x = 3,764.04 × 970
  4. Step 4: Simplify right side
    2,510.08x = 3,651,118.80
  5. Step 5: Solve for x
    x = 3,651,118.80/2,510.08
  6. Step 6: Final answer
    x = 1,454.58

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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.