Home / 4,954.71-7,429.90-1,874.55

Finding the Fourth Proportional to 4,954.71, 7,429.90 and 1,874.55

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Solution

The fourth proportional to 4,954.71, 7,429.90 and 1,874.55 is: 2,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.71 : 7,429.90 = 1,874.55 : x
  2. Step 2: Convert to fraction form
    4,954.71/7,429.90 = 1,874.55/x
  3. Step 3: Cross multiply
    4,954.71x = 7,429.90 × 1,874.55
  4. Step 4: Simplify right side
    4,954.71x = 13,927,719.05
  5. Step 5: Solve for x
    x = 13,927,719.05/4,954.71
  6. Step 6: Final answer
    x = 2,811.01

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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.