Home / 6,543.18-9,029.43-3,748.50

Finding the Fourth Proportional to 6,543.18, 9,029.43 and 3,748.50

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Solution

The fourth proportional to 6,543.18, 9,029.43 and 3,748.50 is: 5,172.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.18 : 9,029.43 = 3,748.50 : x
  2. Step 2: Convert to fraction form
    6,543.18/9,029.43 = 3,748.50/x
  3. Step 3: Cross multiply
    6,543.18x = 9,029.43 × 3,748.50
  4. Step 4: Simplify right side
    6,543.18x = 33,846,818.36
  5. Step 5: Solve for x
    x = 33,846,818.36/6,543.18
  6. Step 6: Final answer
    x = 5,172.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.