Home / 8,974.94-12,385.30-4,996.06

Finding the Fourth Proportional to 8,974.94, 12,385.30 and 4,996.06

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Solution

The fourth proportional to 8,974.94, 12,385.30 and 4,996.06 is: 6,894.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974.94 : 12,385.30 = 4,996.06 : x
  2. Step 2: Convert to fraction form
    8,974.94/12,385.30 = 4,996.06/x
  3. Step 3: Cross multiply
    8,974.94x = 12,385.30 × 4,996.06
  4. Step 4: Simplify right side
    8,974.94x = 61,877,701.92
  5. Step 5: Solve for x
    x = 61,877,701.92/8,974.94
  6. Step 6: Final answer
    x = 6,894.50

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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.