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Finding the Fourth Proportional to 2,935.06, 4,401.54 and 1,374.80

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Solution

The fourth proportional to 2,935.06, 4,401.54 and 1,374.80 is: 2,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.06 : 4,401.54 = 1,374.80 : x
  2. Step 2: Convert to fraction form
    2,935.06/4,401.54 = 1,374.80/x
  3. Step 3: Cross multiply
    2,935.06x = 4,401.54 × 1,374.80
  4. Step 4: Simplify right side
    2,935.06x = 6,051,215.18
  5. Step 5: Solve for x
    x = 6,051,215.18/2,935.06
  6. Step 6: Final answer
    x = 2,061.70

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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.