Home / 3,690.59-5,534.06-1,224.57

Finding the Fourth Proportional to 3,690.59, 5,534.06 and 1,224.57

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Solution

The fourth proportional to 3,690.59, 5,534.06 and 1,224.57 is: 1,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.59 : 5,534.06 = 1,224.57 : x
  2. Step 2: Convert to fraction form
    3,690.59/5,534.06 = 1,224.57/x
  3. Step 3: Cross multiply
    3,690.59x = 5,534.06 × 1,224.57
  4. Step 4: Simplify right side
    3,690.59x = 6,776,837.73
  5. Step 5: Solve for x
    x = 6,776,837.73/3,690.59
  6. Step 6: Final answer
    x = 1,836.25

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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.