Home / 3,684.47-5,527.71-1,087.41

Finding the Fourth Proportional to 3,684.47, 5,527.71 and 1,087.41

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Solution

The fourth proportional to 3,684.47, 5,527.71 and 1,087.41 is: 1,631.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.47 : 5,527.71 = 1,087.41 : x
  2. Step 2: Convert to fraction form
    3,684.47/5,527.71 = 1,087.41/x
  3. Step 3: Cross multiply
    3,684.47x = 5,527.71 × 1,087.41
  4. Step 4: Simplify right side
    3,684.47x = 6,010,887.13
  5. Step 5: Solve for x
    x = 6,010,887.13/3,684.47
  6. Step 6: Final answer
    x = 1,631.41

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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.