Home / 11,766.08-16,237.14-6,461

Finding the Fourth Proportional to 11,766.08, 16,237.14 and 6,461

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Solution

The fourth proportional to 11,766.08, 16,237.14 and 6,461 is: 8,916.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766.08 : 16,237.14 = 6,461 : x
  2. Step 2: Convert to fraction form
    11,766.08/16,237.14 = 6,461/x
  3. Step 3: Cross multiply
    11,766.08x = 16,237.14 × 6,461
  4. Step 4: Simplify right side
    11,766.08x = 104,908,161.54
  5. Step 5: Solve for x
    x = 104,908,161.54/11,766.08
  6. Step 6: Final answer
    x = 8,916.15

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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.