Home / 3,646.55-5,031.37-2,075.51

Finding the Fourth Proportional to 3,646.55, 5,031.37 and 2,075.51

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Solution

The fourth proportional to 3,646.55, 5,031.37 and 2,075.51 is: 2,863.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.55 : 5,031.37 = 2,075.51 : x
  2. Step 2: Convert to fraction form
    3,646.55/5,031.37 = 2,075.51/x
  3. Step 3: Cross multiply
    3,646.55x = 5,031.37 × 2,075.51
  4. Step 4: Simplify right side
    3,646.55x = 10,442,658.75
  5. Step 5: Solve for x
    x = 10,442,658.75/3,646.55
  6. Step 6: Final answer
    x = 2,863.71

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