Home / 2,889.35-4,332.07-1,133.25

Finding the Fourth Proportional to 2,889.35, 4,332.07 and 1,133.25

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Solution

The fourth proportional to 2,889.35, 4,332.07 and 1,133.25 is: 1,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.35 : 4,332.07 = 1,133.25 : x
  2. Step 2: Convert to fraction form
    2,889.35/4,332.07 = 1,133.25/x
  3. Step 3: Cross multiply
    2,889.35x = 4,332.07 × 1,133.25
  4. Step 4: Simplify right side
    2,889.35x = 4,909,312.66
  5. Step 5: Solve for x
    x = 4,909,312.66/2,889.35
  6. Step 6: Final answer
    x = 1,699.11

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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.