Home / 5,838.98-8,758.47-2,915.69

Finding the Fourth Proportional to 5,838.98, 8,758.47 and 2,915.69

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Solution

The fourth proportional to 5,838.98, 8,758.47 and 2,915.69 is: 4,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.98 : 8,758.47 = 2,915.69 : x
  2. Step 2: Convert to fraction form
    5,838.98/8,758.47 = 2,915.69/x
  3. Step 3: Cross multiply
    5,838.98x = 8,758.47 × 2,915.69
  4. Step 4: Simplify right side
    5,838.98x = 25,536,983.39
  5. Step 5: Solve for x
    x = 25,536,983.39/5,838.98
  6. Step 6: Final answer
    x = 4,373.54

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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.