Home / 8,748.72-13,122.54-3,554.46

Finding the Fourth Proportional to 8,748.72, 13,122.54 and 3,554.46

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Solution

The fourth proportional to 8,748.72, 13,122.54 and 3,554.46 is: 5,331.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.72 : 13,122.54 = 3,554.46 : x
  2. Step 2: Convert to fraction form
    8,748.72/13,122.54 = 3,554.46/x
  3. Step 3: Cross multiply
    8,748.72x = 13,122.54 × 3,554.46
  4. Step 4: Simplify right side
    8,748.72x = 46,643,543.53
  5. Step 5: Solve for x
    x = 46,643,543.53/8,748.72
  6. Step 6: Final answer
    x = 5,331.47

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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.