Home / 7,027.08-10,539.40-2,644.57

Finding the Fourth Proportional to 7,027.08, 10,539.40 and 2,644.57

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Solution

The fourth proportional to 7,027.08, 10,539.40 and 2,644.57 is: 3,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.08 : 10,539.40 = 2,644.57 : x
  2. Step 2: Convert to fraction form
    7,027.08/10,539.40 = 2,644.57/x
  3. Step 3: Cross multiply
    7,027.08x = 10,539.40 × 2,644.57
  4. Step 4: Simplify right side
    7,027.08x = 27,872,181.06
  5. Step 5: Solve for x
    x = 27,872,181.06/7,027.08
  6. Step 6: Final answer
    x = 3,966.40

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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.