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Finding the Fourth Proportional to 4,962.31, 7,444.12 and 2,622.41

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Solution

The fourth proportional to 4,962.31, 7,444.12 and 2,622.41 is: 3,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.31 : 7,444.12 = 2,622.41 : x
  2. Step 2: Convert to fraction form
    4,962.31/7,444.12 = 2,622.41/x
  3. Step 3: Cross multiply
    4,962.31x = 7,444.12 × 2,622.41
  4. Step 4: Simplify right side
    4,962.31x = 19,521,490.95
  5. Step 5: Solve for x
    x = 19,521,490.95/4,962.31
  6. Step 6: Final answer
    x = 3,933.95

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1.5x scale

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.