Home / 4,127.28-6,190.96-1,049.28

Finding the Fourth Proportional to 4,127.28, 6,190.96 and 1,049.28

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Solution

The fourth proportional to 4,127.28, 6,190.96 and 1,049.28 is: 1,573.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.28 : 6,190.96 = 1,049.28 : x
  2. Step 2: Convert to fraction form
    4,127.28/6,190.96 = 1,049.28/x
  3. Step 3: Cross multiply
    4,127.28x = 6,190.96 × 1,049.28
  4. Step 4: Simplify right side
    4,127.28x = 6,496,050.51
  5. Step 5: Solve for x
    x = 6,496,050.51/4,127.28
  6. Step 6: Final answer
    x = 1,573.93

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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.