Home / 2,699.27-4,049.87-1,056.99

Finding the Fourth Proportional to 2,699.27, 4,049.87 and 1,056.99

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Solution

The fourth proportional to 2,699.27, 4,049.87 and 1,056.99 is: 1,585.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.27 : 4,049.87 = 1,056.99 : x
  2. Step 2: Convert to fraction form
    2,699.27/4,049.87 = 1,056.99/x
  3. Step 3: Cross multiply
    2,699.27x = 4,049.87 × 1,056.99
  4. Step 4: Simplify right side
    2,699.27x = 4,280,666.81
  5. Step 5: Solve for x
    x = 4,280,666.81/2,699.27
  6. Step 6: Final answer
    x = 1,585.86

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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.