Home / 4,925.71-7,388.63-2,748.28

Finding the Fourth Proportional to 4,925.71, 7,388.63 and 2,748.28

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Solution

The fourth proportional to 4,925.71, 7,388.63 and 2,748.28 is: 4,122.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.71 : 7,388.63 = 2,748.28 : x
  2. Step 2: Convert to fraction form
    4,925.71/7,388.63 = 2,748.28/x
  3. Step 3: Cross multiply
    4,925.71x = 7,388.63 × 2,748.28
  4. Step 4: Simplify right side
    4,925.71x = 20,306,024.06
  5. Step 5: Solve for x
    x = 20,306,024.06/4,925.71
  6. Step 6: Final answer
    x = 4,122.46

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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.