Home / 3,557.91-5,340.09-1,804.14

Finding the Fourth Proportional to 3,557.91, 5,340.09 and 1,804.14

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Solution

The fourth proportional to 3,557.91, 5,340.09 and 1,804.14 is: 2,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.91 : 5,340.09 = 1,804.14 : x
  2. Step 2: Convert to fraction form
    3,557.91/5,340.09 = 1,804.14/x
  3. Step 3: Cross multiply
    3,557.91x = 5,340.09 × 1,804.14
  4. Step 4: Simplify right side
    3,557.91x = 9,634,243.27
  5. Step 5: Solve for x
    x = 9,634,243.27/3,557.91
  6. Step 6: Final answer
    x = 2,707.84

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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.