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Finding the Fourth Proportional to 2,065.53, 3,098.61 and 604.74

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Solution

The fourth proportional to 2,065.53, 3,098.61 and 604.74 is: 907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065.53 : 3,098.61 = 604.74 : x
  2. Step 2: Convert to fraction form
    2,065.53/3,098.61 = 604.74/x
  3. Step 3: Cross multiply
    2,065.53x = 3,098.61 × 604.74
  4. Step 4: Simplify right side
    2,065.53x = 1,873,853.41
  5. Step 5: Solve for x
    x = 1,873,853.41/2,065.53
  6. Step 6: Final answer
    x = 907.20

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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.