Home / 4,077.28-6,115.26-1,610.32

Finding the Fourth Proportional to 4,077.28, 6,115.26 and 1,610.32

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Solution

The fourth proportional to 4,077.28, 6,115.26 and 1,610.32 is: 2,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.28 : 6,115.26 = 1,610.32 : x
  2. Step 2: Convert to fraction form
    4,077.28/6,115.26 = 1,610.32/x
  3. Step 3: Cross multiply
    4,077.28x = 6,115.26 × 1,610.32
  4. Step 4: Simplify right side
    4,077.28x = 9,847,525.48
  5. Step 5: Solve for x
    x = 9,847,525.48/4,077.28
  6. Step 6: Final answer
    x = 2,415.22

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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.