Home / 7,164.32-10,748.36-2,948.88

Finding the Fourth Proportional to 7,164.32, 10,748.36 and 2,948.88

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Solution

The fourth proportional to 7,164.32, 10,748.36 and 2,948.88 is: 4,424.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164.32 : 10,748.36 = 2,948.88 : x
  2. Step 2: Convert to fraction form
    7,164.32/10,748.36 = 2,948.88/x
  3. Step 3: Cross multiply
    7,164.32x = 10,748.36 × 2,948.88
  4. Step 4: Simplify right side
    7,164.32x = 31,695,623.84
  5. Step 5: Solve for x
    x = 31,695,623.84/7,164.32
  6. Step 6: Final answer
    x = 4,424.09

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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.