Home / 4,129.28-6,193.96-1,051.28

Finding the Fourth Proportional to 4,129.28, 6,193.96 and 1,051.28

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Solution

The fourth proportional to 4,129.28, 6,193.96 and 1,051.28 is: 1,576.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.28 : 6,193.96 = 1,051.28 : x
  2. Step 2: Convert to fraction form
    4,129.28/6,193.96 = 1,051.28/x
  3. Step 3: Cross multiply
    4,129.28x = 6,193.96 × 1,051.28
  4. Step 4: Simplify right side
    4,129.28x = 6,511,586.27
  5. Step 5: Solve for x
    x = 6,511,586.27/4,129.28
  6. Step 6: Final answer
    x = 1,576.93

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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.