Home / 12,044.94-16,622.02-6,740.78

Finding the Fourth Proportional to 12,044.94, 16,622.02 and 6,740.78

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Solution

The fourth proportional to 12,044.94, 16,622.02 and 6,740.78 is: 9,302.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.94 : 16,622.02 = 6,740.78 : x
  2. Step 2: Convert to fraction form
    12,044.94/16,622.02 = 6,740.78/x
  3. Step 3: Cross multiply
    12,044.94x = 16,622.02 × 6,740.78
  4. Step 4: Simplify right side
    12,044.94x = 112,045,379.98
  5. Step 5: Solve for x
    x = 112,045,379.98/12,044.94
  6. Step 6: Final answer
    x = 9,302.28

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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.