Home / 2,889.30-4,332.74-1,110.08

Finding the Fourth Proportional to 2,889.30, 4,332.74 and 1,110.08

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Solution

The fourth proportional to 2,889.30, 4,332.74 and 1,110.08 is: 1,664.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.30 : 4,332.74 = 1,110.08 : x
  2. Step 2: Convert to fraction form
    2,889.30/4,332.74 = 1,110.08/x
  3. Step 3: Cross multiply
    2,889.30x = 4,332.74 × 1,110.08
  4. Step 4: Simplify right side
    2,889.30x = 4,809,688.02
  5. Step 5: Solve for x
    x = 4,809,688.02/2,889.30
  6. Step 6: Final answer
    x = 1,664.66

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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.