Home / 2,911.43-4,017.87-1,652.54

Finding the Fourth Proportional to 2,911.43, 4,017.87 and 1,652.54

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Solution

The fourth proportional to 2,911.43, 4,017.87 and 1,652.54 is: 2,280.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.43 : 4,017.87 = 1,652.54 : x
  2. Step 2: Convert to fraction form
    2,911.43/4,017.87 = 1,652.54/x
  3. Step 3: Cross multiply
    2,911.43x = 4,017.87 × 1,652.54
  4. Step 4: Simplify right side
    2,911.43x = 6,639,700.93
  5. Step 5: Solve for x
    x = 6,639,700.93/2,911.43
  6. Step 6: Final answer
    x = 2,280.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.