Home / 3,832.55-5,750.45-1,642.31

Finding the Fourth Proportional to 3,832.55, 5,750.45 and 1,642.31

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Solution

The fourth proportional to 3,832.55, 5,750.45 and 1,642.31 is: 2,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.55 : 5,750.45 = 1,642.31 : x
  2. Step 2: Convert to fraction form
    3,832.55/5,750.45 = 1,642.31/x
  3. Step 3: Cross multiply
    3,832.55x = 5,750.45 × 1,642.31
  4. Step 4: Simplify right side
    3,832.55x = 9,444,031.81
  5. Step 5: Solve for x
    x = 9,444,031.81/3,832.55
  6. Step 6: Final answer
    x = 2,464.16

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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.