Home / 3,756.52-5,634.85-1,159.45

Finding the Fourth Proportional to 3,756.52, 5,634.85 and 1,159.45

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Solution

The fourth proportional to 3,756.52, 5,634.85 and 1,159.45 is: 1,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.52 : 5,634.85 = 1,159.45 : x
  2. Step 2: Convert to fraction form
    3,756.52/5,634.85 = 1,159.45/x
  3. Step 3: Cross multiply
    3,756.52x = 5,634.85 × 1,159.45
  4. Step 4: Simplify right side
    3,756.52x = 6,533,343.72
  5. Step 5: Solve for x
    x = 6,533,343.72/3,756.52
  6. Step 6: Final answer
    x = 1,739.20

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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.