Home / 8,894.07-12,273.71-4,915.13

Finding the Fourth Proportional to 8,894.07, 12,273.71 and 4,915.13

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Solution

The fourth proportional to 8,894.07, 12,273.71 and 4,915.13 is: 6,782.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.07 : 12,273.71 = 4,915.13 : x
  2. Step 2: Convert to fraction form
    8,894.07/12,273.71 = 4,915.13/x
  3. Step 3: Cross multiply
    8,894.07x = 12,273.71 × 4,915.13
  4. Step 4: Simplify right side
    8,894.07x = 60,326,794.29
  5. Step 5: Solve for x
    x = 60,326,794.29/8,894.07
  6. Step 6: Final answer
    x = 6,782.81

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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.