Home / 5,915.91-8,859.25-4,588.61

Finding the Fourth Proportional to 5,915.91, 8,859.25 and 4,588.61

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Solution

The fourth proportional to 5,915.91, 8,859.25 and 4,588.61 is: 6,871.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.91 : 8,859.25 = 4,588.61 : x
  2. Step 2: Convert to fraction form
    5,915.91/8,859.25 = 4,588.61/x
  3. Step 3: Cross multiply
    5,915.91x = 8,859.25 × 4,588.61
  4. Step 4: Simplify right side
    5,915.91x = 40,651,643.14
  5. Step 5: Solve for x
    x = 40,651,643.14/5,915.91
  6. Step 6: Final answer
    x = 6,871.58

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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.