Home / 2,983.26-4,117.23-1,804.98

Finding the Fourth Proportional to 2,983.26, 4,117.23 and 1,804.98

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Solution

The fourth proportional to 2,983.26, 4,117.23 and 1,804.98 is: 2,491.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.26 : 4,117.23 = 1,804.98 : x
  2. Step 2: Convert to fraction form
    2,983.26/4,117.23 = 1,804.98/x
  3. Step 3: Cross multiply
    2,983.26x = 4,117.23 × 1,804.98
  4. Step 4: Simplify right side
    2,983.26x = 7,431,517.81
  5. Step 5: Solve for x
    x = 7,431,517.81/2,983.26
  6. Step 6: Final answer
    x = 2,491.07

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1.5x scale

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.