Home / 2,031.93-3,047.64-571.19

Finding the Fourth Proportional to 2,031.93, 3,047.64 and 571.19

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Solution

The fourth proportional to 2,031.93, 3,047.64 and 571.19 is: 856.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.93 : 3,047.64 = 571.19 : x
  2. Step 2: Convert to fraction form
    2,031.93/3,047.64 = 571.19/x
  3. Step 3: Cross multiply
    2,031.93x = 3,047.64 × 571.19
  4. Step 4: Simplify right side
    2,031.93x = 1,740,766.25
  5. Step 5: Solve for x
    x = 1,740,766.25/2,031.93
  6. Step 6: Final answer
    x = 856.71

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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.