Home / 3,089.94-4,633.11-1,239.54

Finding the Fourth Proportional to 3,089.94, 4,633.11 and 1,239.54

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Solution

The fourth proportional to 3,089.94, 4,633.11 and 1,239.54 is: 1,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.94 : 4,633.11 = 1,239.54 : x
  2. Step 2: Convert to fraction form
    3,089.94/4,633.11 = 1,239.54/x
  3. Step 3: Cross multiply
    3,089.94x = 4,633.11 × 1,239.54
  4. Step 4: Simplify right side
    3,089.94x = 5,742,925.17
  5. Step 5: Solve for x
    x = 5,742,925.17/3,089.94
  6. Step 6: Final answer
    x = 1,858.59

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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.