Home / 2,959.74-4,437.32-1,110.81

Finding the Fourth Proportional to 2,959.74, 4,437.32 and 1,110.81

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Solution

The fourth proportional to 2,959.74, 4,437.32 and 1,110.81 is: 1,665.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.74 : 4,437.32 = 1,110.81 : x
  2. Step 2: Convert to fraction form
    2,959.74/4,437.32 = 1,110.81/x
  3. Step 3: Cross multiply
    2,959.74x = 4,437.32 × 1,110.81
  4. Step 4: Simplify right side
    2,959.74x = 4,929,011.11
  5. Step 5: Solve for x
    x = 4,929,011.11/2,959.74
  6. Step 6: Final answer
    x = 1,665.36

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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.