Home / 3,112.08-4,669.02-1,651.02

Finding the Fourth Proportional to 3,112.08, 4,669.02 and 1,651.02

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Solution

The fourth proportional to 3,112.08, 4,669.02 and 1,651.02 is: 2,477.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.08 : 4,669.02 = 1,651.02 : x
  2. Step 2: Convert to fraction form
    3,112.08/4,669.02 = 1,651.02/x
  3. Step 3: Cross multiply
    3,112.08x = 4,669.02 × 1,651.02
  4. Step 4: Simplify right side
    3,112.08x = 7,708,645.40
  5. Step 5: Solve for x
    x = 7,708,645.40/3,112.08
  6. Step 6: Final answer
    x = 2,477.01

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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.