Home / 10,620.28-14,656.36-5,840.59

Finding the Fourth Proportional to 10,620.28, 14,656.36 and 5,840.59

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Solution

The fourth proportional to 10,620.28, 14,656.36 and 5,840.59 is: 8,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620.28 : 14,656.36 = 5,840.59 : x
  2. Step 2: Convert to fraction form
    10,620.28/14,656.36 = 5,840.59/x
  3. Step 3: Cross multiply
    10,620.28x = 14,656.36 × 5,840.59
  4. Step 4: Simplify right side
    10,620.28x = 85,601,789.65
  5. Step 5: Solve for x
    x = 85,601,789.65/10,620.28
  6. Step 6: Final answer
    x = 8,060.22

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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.