Home / 3,837.79-5,756.80-1,064.49

Finding the Fourth Proportional to 3,837.79, 5,756.80 and 1,064.49

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Solution

The fourth proportional to 3,837.79, 5,756.80 and 1,064.49 is: 1,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.79 : 5,756.80 = 1,064.49 : x
  2. Step 2: Convert to fraction form
    3,837.79/5,756.80 = 1,064.49/x
  3. Step 3: Cross multiply
    3,837.79x = 5,756.80 × 1,064.49
  4. Step 4: Simplify right side
    3,837.79x = 6,128,056.03
  5. Step 5: Solve for x
    x = 6,128,056.03/3,837.79
  6. Step 6: Final answer
    x = 1,596.77

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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.