Home / 8,518.01-11,753.79-4,740.17

Finding the Fourth Proportional to 8,518.01, 11,753.79 and 4,740.17

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Solution

The fourth proportional to 8,518.01, 11,753.79 and 4,740.17 is: 6,540.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518.01 : 11,753.79 = 4,740.17 : x
  2. Step 2: Convert to fraction form
    8,518.01/11,753.79 = 4,740.17/x
  3. Step 3: Cross multiply
    8,518.01x = 11,753.79 × 4,740.17
  4. Step 4: Simplify right side
    8,518.01x = 55,714,903.98
  5. Step 5: Solve for x
    x = 55,714,903.98/8,518.01
  6. Step 6: Final answer
    x = 6,540.84

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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.