Home / 3,685.95-5,530.28-1,736.69

Finding the Fourth Proportional to 3,685.95, 5,530.28 and 1,736.69

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Solution

The fourth proportional to 3,685.95, 5,530.28 and 1,736.69 is: 2,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.95 : 5,530.28 = 1,736.69 : x
  2. Step 2: Convert to fraction form
    3,685.95/5,530.28 = 1,736.69/x
  3. Step 3: Cross multiply
    3,685.95x = 5,530.28 × 1,736.69
  4. Step 4: Simplify right side
    3,685.95x = 9,604,345.64
  5. Step 5: Solve for x
    x = 9,604,345.64/3,685.95
  6. Step 6: Final answer
    x = 2,605.66

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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.