Home / 10,662.42-14,714.80-6,187.16

Finding the Fourth Proportional to 10,662.42, 14,714.80 and 6,187.16

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Solution

The fourth proportional to 10,662.42, 14,714.80 and 6,187.16 is: 8,538.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,662.42 : 14,714.80 = 6,187.16 : x
  2. Step 2: Convert to fraction form
    10,662.42/14,714.80 = 6,187.16/x
  3. Step 3: Cross multiply
    10,662.42x = 14,714.80 × 6,187.16
  4. Step 4: Simplify right side
    10,662.42x = 91,042,821.97
  5. Step 5: Solve for x
    x = 91,042,821.97/10,662.42
  6. Step 6: Final answer
    x = 8,538.66

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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.