Home / 8,948.23-12,348.97-4,969.36

Finding the Fourth Proportional to 8,948.23, 12,348.97 and 4,969.36

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Solution

The fourth proportional to 8,948.23, 12,348.97 and 4,969.36 is: 6,857.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.23 : 12,348.97 = 4,969.36 : x
  2. Step 2: Convert to fraction form
    8,948.23/12,348.97 = 4,969.36/x
  3. Step 3: Cross multiply
    8,948.23x = 12,348.97 × 4,969.36
  4. Step 4: Simplify right side
    8,948.23x = 61,366,473.79
  5. Step 5: Solve for x
    x = 61,366,473.79/8,948.23
  6. Step 6: Final answer
    x = 6,857.95

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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.