Home / 3,642.32-5,462.70-1,177.34

Finding the Fourth Proportional to 3,642.32, 5,462.70 and 1,177.34

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Solution

The fourth proportional to 3,642.32, 5,462.70 and 1,177.34 is: 1,765.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.32 : 5,462.70 = 1,177.34 : x
  2. Step 2: Convert to fraction form
    3,642.32/5,462.70 = 1,177.34/x
  3. Step 3: Cross multiply
    3,642.32x = 5,462.70 × 1,177.34
  4. Step 4: Simplify right side
    3,642.32x = 6,431,455.22
  5. Step 5: Solve for x
    x = 6,431,455.22/3,642.32
  6. Step 6: Final answer
    x = 1,765.76

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1.5x scale

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.