Home / 8,934.30-12,328.67-4,954.57

Finding the Fourth Proportional to 8,934.30, 12,328.67 and 4,954.57

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Solution

The fourth proportional to 8,934.30, 12,328.67 and 4,954.57 is: 6,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.30 : 12,328.67 = 4,954.57 : x
  2. Step 2: Convert to fraction form
    8,934.30/12,328.67 = 4,954.57/x
  3. Step 3: Cross multiply
    8,934.30x = 12,328.67 × 4,954.57
  4. Step 4: Simplify right side
    8,934.30x = 61,083,240.09
  5. Step 5: Solve for x
    x = 61,083,240.09/8,934.30
  6. Step 6: Final answer
    x = 6,836.94

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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.