Home / 4,642.72-6,963.99-1,132.75

Finding the Fourth Proportional to 4,642.72, 6,963.99 and 1,132.75

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Solution

The fourth proportional to 4,642.72, 6,963.99 and 1,132.75 is: 1,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.72 : 6,963.99 = 1,132.75 : x
  2. Step 2: Convert to fraction form
    4,642.72/6,963.99 = 1,132.75/x
  3. Step 3: Cross multiply
    4,642.72x = 6,963.99 × 1,132.75
  4. Step 4: Simplify right side
    4,642.72x = 7,888,459.67
  5. Step 5: Solve for x
    x = 7,888,459.67/4,642.72
  6. Step 6: Final answer
    x = 1,699.10

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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.