Home / 3,662.12-5,490.56-1,713.26

Finding the Fourth Proportional to 3,662.12, 5,490.56 and 1,713.26

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Solution

The fourth proportional to 3,662.12, 5,490.56 and 1,713.26 is: 2,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662.12 : 5,490.56 = 1,713.26 : x
  2. Step 2: Convert to fraction form
    3,662.12/5,490.56 = 1,713.26/x
  3. Step 3: Cross multiply
    3,662.12x = 5,490.56 × 1,713.26
  4. Step 4: Simplify right side
    3,662.12x = 9,406,756.83
  5. Step 5: Solve for x
    x = 9,406,756.83/3,662.12
  6. Step 6: Final answer
    x = 2,568.66

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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.