Home / 2,927.19-4,041.63-1,809.66

Finding the Fourth Proportional to 2,927.19, 4,041.63 and 1,809.66

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Solution

The fourth proportional to 2,927.19, 4,041.63 and 1,809.66 is: 2,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.19 : 4,041.63 = 1,809.66 : x
  2. Step 2: Convert to fraction form
    2,927.19/4,041.63 = 1,809.66/x
  3. Step 3: Cross multiply
    2,927.19x = 4,041.63 × 1,809.66
  4. Step 4: Simplify right side
    2,927.19x = 7,313,976.15
  5. Step 5: Solve for x
    x = 7,313,976.15/2,927.19
  6. Step 6: Final answer
    x = 2,498.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.