Home / 3,614.31-4,985.01-2,622.87

Finding the Fourth Proportional to 3,614.31, 4,985.01 and 2,622.87

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Solution

The fourth proportional to 3,614.31, 4,985.01 and 2,622.87 is: 3,617.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.31 : 4,985.01 = 2,622.87 : x
  2. Step 2: Convert to fraction form
    3,614.31/4,985.01 = 2,622.87/x
  3. Step 3: Cross multiply
    3,614.31x = 4,985.01 × 2,622.87
  4. Step 4: Simplify right side
    3,614.31x = 13,075,033.18
  5. Step 5: Solve for x
    x = 13,075,033.18/3,614.31
  6. Step 6: Final answer
    x = 3,617.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.