Home / 11,846.29-17,756.95-3,946.70

Finding the Fourth Proportional to 11,846.29, 17,756.95 and 3,946.70

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Solution

The fourth proportional to 11,846.29, 17,756.95 and 3,946.70 is: 5,915.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,846.29 : 17,756.95 = 3,946.70 : x
  2. Step 2: Convert to fraction form
    11,846.29/17,756.95 = 3,946.70/x
  3. Step 3: Cross multiply
    11,846.29x = 17,756.95 × 3,946.70
  4. Step 4: Simplify right side
    11,846.29x = 70,081,354.57
  5. Step 5: Solve for x
    x = 70,081,354.57/11,846.29
  6. Step 6: Final answer
    x = 5,915.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.