Home / 4,642.98-6,963.72-1,355.30

Finding the Fourth Proportional to 4,642.98, 6,963.72 and 1,355.30

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Solution

The fourth proportional to 4,642.98, 6,963.72 and 1,355.30 is: 2,032.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.98 : 6,963.72 = 1,355.30 : x
  2. Step 2: Convert to fraction form
    4,642.98/6,963.72 = 1,355.30/x
  3. Step 3: Cross multiply
    4,642.98x = 6,963.72 × 1,355.30
  4. Step 4: Simplify right side
    4,642.98x = 9,437,929.72
  5. Step 5: Solve for x
    x = 9,437,929.72/4,642.98
  6. Step 6: Final answer
    x = 2,032.73

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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.