Home / 10,845.01-14,964.37-6,128.65

Finding the Fourth Proportional to 10,845.01, 14,964.37 and 6,128.65

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Solution

The fourth proportional to 10,845.01, 14,964.37 and 6,128.65 is: 8,456.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.01 : 14,964.37 = 6,128.65 : x
  2. Step 2: Convert to fraction form
    10,845.01/14,964.37 = 6,128.65/x
  3. Step 3: Cross multiply
    10,845.01x = 14,964.37 × 6,128.65
  4. Step 4: Simplify right side
    10,845.01x = 91,711,386.20
  5. Step 5: Solve for x
    x = 91,711,386.20/10,845.01
  6. Step 6: Final answer
    x = 8,456.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.