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Finding the Fourth Proportional to 7,054.66, 10,580.25 and 2,895.85

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Solution

The fourth proportional to 7,054.66, 10,580.25 and 2,895.85 is: 4,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.66 : 10,580.25 = 2,895.85 : x
  2. Step 2: Convert to fraction form
    7,054.66/10,580.25 = 2,895.85/x
  3. Step 3: Cross multiply
    7,054.66x = 10,580.25 × 2,895.85
  4. Step 4: Simplify right side
    7,054.66x = 30,638,790.51
  5. Step 5: Solve for x
    x = 30,638,790.51/7,054.66
  6. Step 6: Final answer
    x = 4,343.06

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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.