Home / 2,889.07-4,333.21-1,039.93

Finding the Fourth Proportional to 2,889.07, 4,333.21 and 1,039.93

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Solution

The fourth proportional to 2,889.07, 4,333.21 and 1,039.93 is: 1,559.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.07 : 4,333.21 = 1,039.93 : x
  2. Step 2: Convert to fraction form
    2,889.07/4,333.21 = 1,039.93/x
  3. Step 3: Cross multiply
    2,889.07x = 4,333.21 × 1,039.93
  4. Step 4: Simplify right side
    2,889.07x = 4,506,221.64
  5. Step 5: Solve for x
    x = 4,506,221.64/2,889.07
  6. Step 6: Final answer
    x = 1,559.75

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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.