Home / 11,653.90-16,082.40-6,348.58

Finding the Fourth Proportional to 11,653.90, 16,082.40 and 6,348.58

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Solution

The fourth proportional to 11,653.90, 16,082.40 and 6,348.58 is: 8,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.90 : 16,082.40 = 6,348.58 : x
  2. Step 2: Convert to fraction form
    11,653.90/16,082.40 = 6,348.58/x
  3. Step 3: Cross multiply
    11,653.90x = 16,082.40 × 6,348.58
  4. Step 4: Simplify right side
    11,653.90x = 102,100,402.99
  5. Step 5: Solve for x
    x = 102,100,402.99/11,653.90
  6. Step 6: Final answer
    x = 8,761.05

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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.