Home / 11,792.62-16,273.81-6,487.40

Finding the Fourth Proportional to 11,792.62, 16,273.81 and 6,487.40

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Solution

The fourth proportional to 11,792.62, 16,273.81 and 6,487.40 is: 8,952.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.62 : 16,273.81 = 6,487.40 : x
  2. Step 2: Convert to fraction form
    11,792.62/16,273.81 = 6,487.40/x
  3. Step 3: Cross multiply
    11,792.62x = 16,273.81 × 6,487.40
  4. Step 4: Simplify right side
    11,792.62x = 105,574,718.02
  5. Step 5: Solve for x
    x = 105,574,718.02/11,792.62
  6. Step 6: Final answer
    x = 8,952.61

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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.