Home / 2,991.33-4,483.56-1,527.39

Finding the Fourth Proportional to 2,991.33, 4,483.56 and 1,527.39

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Solution

The fourth proportional to 2,991.33, 4,483.56 and 1,527.39 is: 2,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991.33 : 4,483.56 = 1,527.39 : x
  2. Step 2: Convert to fraction form
    2,991.33/4,483.56 = 1,527.39/x
  3. Step 3: Cross multiply
    2,991.33x = 4,483.56 × 1,527.39
  4. Step 4: Simplify right side
    2,991.33x = 6,848,144.71
  5. Step 5: Solve for x
    x = 6,848,144.71/2,991.33
  6. Step 6: Final answer
    x = 2,289.33

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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.