Home / 8,748.22-13,122.15-2,904.88

Finding the Fourth Proportional to 8,748.22, 13,122.15 and 2,904.88

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Solution

The fourth proportional to 8,748.22, 13,122.15 and 2,904.88 is: 4,357.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.22 : 13,122.15 = 2,904.88 : x
  2. Step 2: Convert to fraction form
    8,748.22/13,122.15 = 2,904.88/x
  3. Step 3: Cross multiply
    8,748.22x = 13,122.15 × 2,904.88
  4. Step 4: Simplify right side
    8,748.22x = 38,118,271.09
  5. Step 5: Solve for x
    x = 38,118,271.09/8,748.22
  6. Step 6: Final answer
    x = 4,357.26

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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.