Home / 8,894.30-12,273.52-4,915.38

Finding the Fourth Proportional to 8,894.30, 12,273.52 and 4,915.38

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Solution

The fourth proportional to 8,894.30, 12,273.52 and 4,915.38 is: 6,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.30 : 12,273.52 = 4,915.38 : x
  2. Step 2: Convert to fraction form
    8,894.30/12,273.52 = 4,915.38/x
  3. Step 3: Cross multiply
    8,894.30x = 12,273.52 × 4,915.38
  4. Step 4: Simplify right side
    8,894.30x = 60,329,014.74
  5. Step 5: Solve for x
    x = 60,329,014.74/8,894.30
  6. Step 6: Final answer
    x = 6,782.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.