Home / 3,670.80-5,511.69-3,543.22

Finding the Fourth Proportional to 3,670.80, 5,511.69 and 3,543.22

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Solution

The fourth proportional to 3,670.80, 5,511.69 and 3,543.22 is: 5,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.80 : 5,511.69 = 3,543.22 : x
  2. Step 2: Convert to fraction form
    3,670.80/5,511.69 = 3,543.22/x
  3. Step 3: Cross multiply
    3,670.80x = 5,511.69 × 3,543.22
  4. Step 4: Simplify right side
    3,670.80x = 19,529,130.24
  5. Step 5: Solve for x
    x = 19,529,130.24/3,670.80
  6. Step 6: Final answer
    x = 5,320.13

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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.