Home / 7,714.22-11,570.45-2,168.01

Finding the Fourth Proportional to 7,714.22, 11,570.45 and 2,168.01

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Solution

The fourth proportional to 7,714.22, 11,570.45 and 2,168.01 is: 3,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.22 : 11,570.45 = 2,168.01 : x
  2. Step 2: Convert to fraction form
    7,714.22/11,570.45 = 2,168.01/x
  3. Step 3: Cross multiply
    7,714.22x = 11,570.45 × 2,168.01
  4. Step 4: Simplify right side
    7,714.22x = 25,084,840.46
  5. Step 5: Solve for x
    x = 25,084,840.46/7,714.22
  6. Step 6: Final answer
    x = 3,251.77

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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.