Home / 10,244.93-15,368.45-3,919.79

Finding the Fourth Proportional to 10,244.93, 15,368.45 and 3,919.79

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Solution

The fourth proportional to 10,244.93, 15,368.45 and 3,919.79 is: 5,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.93 : 15,368.45 = 3,919.79 : x
  2. Step 2: Convert to fraction form
    10,244.93/15,368.45 = 3,919.79/x
  3. Step 3: Cross multiply
    10,244.93x = 15,368.45 × 3,919.79
  4. Step 4: Simplify right side
    10,244.93x = 60,241,144.85
  5. Step 5: Solve for x
    x = 60,241,144.85/10,244.93
  6. Step 6: Final answer
    x = 5,880.10

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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.