Home / 11,113.20-16,673.70-6,948.48

Finding the Fourth Proportional to 11,113.20, 16,673.70 and 6,948.48

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Solution

The fourth proportional to 11,113.20, 16,673.70 and 6,948.48 is: 10,425.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.20 : 16,673.70 = 6,948.48 : x
  2. Step 2: Convert to fraction form
    11,113.20/16,673.70 = 6,948.48/x
  3. Step 3: Cross multiply
    11,113.20x = 16,673.70 × 6,948.48
  4. Step 4: Simplify right side
    11,113.20x = 115,856,870.98
  5. Step 5: Solve for x
    x = 115,856,870.98/11,113.20
  6. Step 6: Final answer
    x = 10,425.16

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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.