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Finding the Fourth Proportional to 7,053.93, 10,579.38 and 2,889.86

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Solution

The fourth proportional to 7,053.93, 10,579.38 and 2,889.86 is: 4,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.93 : 10,579.38 = 2,889.86 : x
  2. Step 2: Convert to fraction form
    7,053.93/10,579.38 = 2,889.86/x
  3. Step 3: Cross multiply
    7,053.93x = 10,579.38 × 2,889.86
  4. Step 4: Simplify right side
    7,053.93x = 30,572,900.64
  5. Step 5: Solve for x
    x = 30,572,900.64/7,053.93
  6. Step 6: Final answer
    x = 4,334.16

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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.