Home / 10,743.88-14,819.08-7,563.80

Finding the Fourth Proportional to 10,743.88, 14,819.08 and 7,563.80

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Solution

The fourth proportional to 10,743.88, 14,819.08 and 7,563.80 is: 10,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.88 : 14,819.08 = 7,563.80 : x
  2. Step 2: Convert to fraction form
    10,743.88/14,819.08 = 7,563.80/x
  3. Step 3: Cross multiply
    10,743.88x = 14,819.08 × 7,563.80
  4. Step 4: Simplify right side
    10,743.88x = 112,088,557.30
  5. Step 5: Solve for x
    x = 112,088,557.30/10,743.88
  6. Step 6: Final answer
    x = 10,432.78

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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.