Home / 2,031.20-3,046.99-570.35

Finding the Fourth Proportional to 2,031.20, 3,046.99 and 570.35

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Solution

The fourth proportional to 2,031.20, 3,046.99 and 570.35 is: 855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.20 : 3,046.99 = 570.35 : x
  2. Step 2: Convert to fraction form
    2,031.20/3,046.99 = 570.35/x
  3. Step 3: Cross multiply
    2,031.20x = 3,046.99 × 570.35
  4. Step 4: Simplify right side
    2,031.20x = 1,737,835.51
  5. Step 5: Solve for x
    x = 1,737,835.51/2,031.20
  6. Step 6: Final answer
    x = 855.57

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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.