Home / 11,861.01-16,366.95-6,554.70

Finding the Fourth Proportional to 11,861.01, 16,366.95 and 6,554.70

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Solution

The fourth proportional to 11,861.01, 16,366.95 and 6,554.70 is: 9,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861.01 : 16,366.95 = 6,554.70 : x
  2. Step 2: Convert to fraction form
    11,861.01/16,366.95 = 6,554.70/x
  3. Step 3: Cross multiply
    11,861.01x = 16,366.95 × 6,554.70
  4. Step 4: Simplify right side
    11,861.01x = 107,280,447.17
  5. Step 5: Solve for x
    x = 107,280,447.17/11,861.01
  6. Step 6: Final answer
    x = 9,044.80

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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.