Home / 2,031.60-3,047.39-570.71

Finding the Fourth Proportional to 2,031.60, 3,047.39 and 570.71

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Solution

The fourth proportional to 2,031.60, 3,047.39 and 570.71 is: 856.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.60 : 3,047.39 = 570.71 : x
  2. Step 2: Convert to fraction form
    2,031.60/3,047.39 = 570.71/x
  3. Step 3: Cross multiply
    2,031.60x = 3,047.39 × 570.71
  4. Step 4: Simplify right side
    2,031.60x = 1,739,180.71
  5. Step 5: Solve for x
    x = 1,739,180.71/2,031.60
  6. Step 6: Final answer
    x = 856.06

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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.