Home / 3,838.13-5,756.56-1,065.10

Finding the Fourth Proportional to 3,838.13, 5,756.56 and 1,065.10

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Solution

The fourth proportional to 3,838.13, 5,756.56 and 1,065.10 is: 1,597.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.13 : 5,756.56 = 1,065.10 : x
  2. Step 2: Convert to fraction form
    3,838.13/5,756.56 = 1,065.10/x
  3. Step 3: Cross multiply
    3,838.13x = 5,756.56 × 1,065.10
  4. Step 4: Simplify right side
    3,838.13x = 6,131,283.27
  5. Step 5: Solve for x
    x = 6,131,283.27/3,838.13
  6. Step 6: Final answer
    x = 1,597.47

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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.