Home / 3,510.59-5,268.39-1,662.12

Finding the Fourth Proportional to 3,510.59, 5,268.39 and 1,662.12

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Solution

The fourth proportional to 3,510.59, 5,268.39 and 1,662.12 is: 2,494.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.59 : 5,268.39 = 1,662.12 : x
  2. Step 2: Convert to fraction form
    3,510.59/5,268.39 = 1,662.12/x
  3. Step 3: Cross multiply
    3,510.59x = 5,268.39 × 1,662.12
  4. Step 4: Simplify right side
    3,510.59x = 8,756,699.50
  5. Step 5: Solve for x
    x = 8,756,699.50/3,510.59
  6. Step 6: Final answer
    x = 2,494.37

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1.5x scale

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.