Home / 3,221.59-4,832.51-1,000.65

Finding the Fourth Proportional to 3,221.59, 4,832.51 and 1,000.65

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Solution

The fourth proportional to 3,221.59, 4,832.51 and 1,000.65 is: 1,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.59 : 4,832.51 = 1,000.65 : x
  2. Step 2: Convert to fraction form
    3,221.59/4,832.51 = 1,000.65/x
  3. Step 3: Cross multiply
    3,221.59x = 4,832.51 × 1,000.65
  4. Step 4: Simplify right side
    3,221.59x = 4,835,646.13
  5. Step 5: Solve for x
    x = 4,835,646.13/3,221.59
  6. Step 6: Final answer
    x = 1,501.01

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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.