Home / 3,103.24-4,655.63-1,543.99

Finding the Fourth Proportional to 3,103.24, 4,655.63 and 1,543.99

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Solution

The fourth proportional to 3,103.24, 4,655.63 and 1,543.99 is: 2,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.24 : 4,655.63 = 1,543.99 : x
  2. Step 2: Convert to fraction form
    3,103.24/4,655.63 = 1,543.99/x
  3. Step 3: Cross multiply
    3,103.24x = 4,655.63 × 1,543.99
  4. Step 4: Simplify right side
    3,103.24x = 7,188,215.17
  5. Step 5: Solve for x
    x = 7,188,215.17/3,103.24
  6. Step 6: Final answer
    x = 2,316.36

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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.