Home / 4,155.06-6,228.29-1,655.30

Finding the Fourth Proportional to 4,155.06, 6,228.29 and 1,655.30

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Solution

The fourth proportional to 4,155.06, 6,228.29 and 1,655.30 is: 2,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.06 : 6,228.29 = 1,655.30 : x
  2. Step 2: Convert to fraction form
    4,155.06/6,228.29 = 1,655.30/x
  3. Step 3: Cross multiply
    4,155.06x = 6,228.29 × 1,655.30
  4. Step 4: Simplify right side
    4,155.06x = 10,309,649.02
  5. Step 5: Solve for x
    x = 10,309,649.02/4,155.06
  6. Step 6: Final answer
    x = 2,481.23

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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.