Home / 2,983.70-4,117.56-1,804.52

Finding the Fourth Proportional to 2,983.70, 4,117.56 and 1,804.52

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Solution

The fourth proportional to 2,983.70, 4,117.56 and 1,804.52 is: 2,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.70 : 4,117.56 = 1,804.52 : x
  2. Step 2: Convert to fraction form
    2,983.70/4,117.56 = 1,804.52/x
  3. Step 3: Cross multiply
    2,983.70x = 4,117.56 × 1,804.52
  4. Step 4: Simplify right side
    2,983.70x = 7,430,219.37
  5. Step 5: Solve for x
    x = 7,430,219.37/2,983.70
  6. Step 6: Final answer
    x = 2,490.27

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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.