Home / 4,570.51-6,855.52-2,815.85

Finding the Fourth Proportional to 4,570.51, 6,855.52 and 2,815.85

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Solution

The fourth proportional to 4,570.51, 6,855.52 and 2,815.85 is: 4,223.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,570.51 : 6,855.52 = 2,815.85 : x
  2. Step 2: Convert to fraction form
    4,570.51/6,855.52 = 2,815.85/x
  3. Step 3: Cross multiply
    4,570.51x = 6,855.52 × 2,815.85
  4. Step 4: Simplify right side
    4,570.51x = 19,304,115.99
  5. Step 5: Solve for x
    x = 19,304,115.99/4,570.51
  6. Step 6: Final answer
    x = 4,223.62

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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.