Home / 10,647.54-14,692.14-6,170.58

Finding the Fourth Proportional to 10,647.54, 14,692.14 and 6,170.58

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Solution

The fourth proportional to 10,647.54, 14,692.14 and 6,170.58 is: 8,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.54 : 14,692.14 = 6,170.58 : x
  2. Step 2: Convert to fraction form
    10,647.54/14,692.14 = 6,170.58/x
  3. Step 3: Cross multiply
    10,647.54x = 14,692.14 × 6,170.58
  4. Step 4: Simplify right side
    10,647.54x = 90,659,025.24
  5. Step 5: Solve for x
    x = 90,659,025.24/10,647.54
  6. Step 6: Final answer
    x = 8,514.55

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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.