Home / 4,155.01-6,231.45-1,232.64

Finding the Fourth Proportional to 4,155.01, 6,231.45 and 1,232.64

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Solution

The fourth proportional to 4,155.01, 6,231.45 and 1,232.64 is: 1,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.01 : 6,231.45 = 1,232.64 : x
  2. Step 2: Convert to fraction form
    4,155.01/6,231.45 = 1,232.64/x
  3. Step 3: Cross multiply
    4,155.01x = 6,231.45 × 1,232.64
  4. Step 4: Simplify right side
    4,155.01x = 7,681,134.53
  5. Step 5: Solve for x
    x = 7,681,134.53/4,155.01
  6. Step 6: Final answer
    x = 1,848.64

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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.