Home / 10,714.08-14,781.48-8,193.60

Finding the Fourth Proportional to 10,714.08, 14,781.48 and 8,193.60

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Solution

The fourth proportional to 10,714.08, 14,781.48 and 8,193.60 is: 11,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,714.08 : 14,781.48 = 8,193.60 : x
  2. Step 2: Convert to fraction form
    10,714.08/14,781.48 = 8,193.60/x
  3. Step 3: Cross multiply
    10,714.08x = 14,781.48 × 8,193.60
  4. Step 4: Simplify right side
    10,714.08x = 121,113,534.53
  5. Step 5: Solve for x
    x = 121,113,534.53/10,714.08
  6. Step 6: Final answer
    x = 11,304.15

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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.