Home / 3,685.77-5,526.52-1,219.93

Finding the Fourth Proportional to 3,685.77, 5,526.52 and 1,219.93

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Solution

The fourth proportional to 3,685.77, 5,526.52 and 1,219.93 is: 1,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.77 : 5,526.52 = 1,219.93 : x
  2. Step 2: Convert to fraction form
    3,685.77/5,526.52 = 1,219.93/x
  3. Step 3: Cross multiply
    3,685.77x = 5,526.52 × 1,219.93
  4. Step 4: Simplify right side
    3,685.77x = 6,741,967.54
  5. Step 5: Solve for x
    x = 6,741,967.54/3,685.77
  6. Step 6: Final answer
    x = 1,829.19

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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.