Home / 7,513.60-11,254.20-6,692.80

Finding the Fourth Proportional to 7,513.60, 11,254.20 and 6,692.80

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Solution

The fourth proportional to 7,513.60, 11,254.20 and 6,692.80 is: 10,024.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.60 : 11,254.20 = 6,692.80 : x
  2. Step 2: Convert to fraction form
    7,513.60/11,254.20 = 6,692.80/x
  3. Step 3: Cross multiply
    7,513.60x = 11,254.20 × 6,692.80
  4. Step 4: Simplify right side
    7,513.60x = 75,322,109.76
  5. Step 5: Solve for x
    x = 75,322,109.76/7,513.60
  6. Step 6: Final answer
    x = 10,024.77

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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.