Home / 5,918.22-8,877.31-1,475.87

Finding the Fourth Proportional to 5,918.22, 8,877.31 and 1,475.87

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Solution

The fourth proportional to 5,918.22, 8,877.31 and 1,475.87 is: 2,213.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.22 : 8,877.31 = 1,475.87 : x
  2. Step 2: Convert to fraction form
    5,918.22/8,877.31 = 1,475.87/x
  3. Step 3: Cross multiply
    5,918.22x = 8,877.31 × 1,475.87
  4. Step 4: Simplify right side
    5,918.22x = 13,101,707.43
  5. Step 5: Solve for x
    x = 13,101,707.43/5,918.22
  6. Step 6: Final answer
    x = 2,213.79

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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.