Home / 5,801.25-8,690.36-2,870.61

Finding the Fourth Proportional to 5,801.25, 8,690.36 and 2,870.61

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Solution

The fourth proportional to 5,801.25, 8,690.36 and 2,870.61 is: 4,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.25 : 8,690.36 = 2,870.61 : x
  2. Step 2: Convert to fraction form
    5,801.25/8,690.36 = 2,870.61/x
  3. Step 3: Cross multiply
    5,801.25x = 8,690.36 × 2,870.61
  4. Step 4: Simplify right side
    5,801.25x = 24,946,619.97
  5. Step 5: Solve for x
    x = 24,946,619.97/5,801.25
  6. Step 6: Final answer
    x = 4,300.21

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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.