Home / 2,031.16-3,046.86-570.43

Finding the Fourth Proportional to 2,031.16, 3,046.86 and 570.43

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Solution

The fourth proportional to 2,031.16, 3,046.86 and 570.43 is: 855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.16 : 3,046.86 = 570.43 : x
  2. Step 2: Convert to fraction form
    2,031.16/3,046.86 = 570.43/x
  3. Step 3: Cross multiply
    2,031.16x = 3,046.86 × 570.43
  4. Step 4: Simplify right side
    2,031.16x = 1,738,020.35
  5. Step 5: Solve for x
    x = 1,738,020.35/2,031.16
  6. Step 6: Final answer
    x = 855.68

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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.