Home / 10,652.22-15,977.70-4,075.43

Finding the Fourth Proportional to 10,652.22, 15,977.70 and 4,075.43

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Solution

The fourth proportional to 10,652.22, 15,977.70 and 4,075.43 is: 6,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.22 : 15,977.70 = 4,075.43 : x
  2. Step 2: Convert to fraction form
    10,652.22/15,977.70 = 4,075.43/x
  3. Step 3: Cross multiply
    10,652.22x = 15,977.70 × 4,075.43
  4. Step 4: Simplify right side
    10,652.22x = 65,115,918.02
  5. Step 5: Solve for x
    x = 65,115,918.02/10,652.22
  6. Step 6: Final answer
    x = 6,112.90

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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.