Home / 8,949.08-12,348.55-4,969.41

Finding the Fourth Proportional to 8,949.08, 12,348.55 and 4,969.41

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Solution

The fourth proportional to 8,949.08, 12,348.55 and 4,969.41 is: 6,857.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.08 : 12,348.55 = 4,969.41 : x
  2. Step 2: Convert to fraction form
    8,949.08/12,348.55 = 4,969.41/x
  3. Step 3: Cross multiply
    8,949.08x = 12,348.55 × 4,969.41
  4. Step 4: Simplify right side
    8,949.08x = 61,365,007.86
  5. Step 5: Solve for x
    x = 61,365,007.86/8,949.08
  6. Step 6: Final answer
    x = 6,857.13

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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.