Home / 2,983.14-4,474.80-1,135.13

Finding the Fourth Proportional to 2,983.14, 4,474.80 and 1,135.13

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Solution

The fourth proportional to 2,983.14, 4,474.80 and 1,135.13 is: 1,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.14 : 4,474.80 = 1,135.13 : x
  2. Step 2: Convert to fraction form
    2,983.14/4,474.80 = 1,135.13/x
  3. Step 3: Cross multiply
    2,983.14x = 4,474.80 × 1,135.13
  4. Step 4: Simplify right side
    2,983.14x = 5,079,457.35
  5. Step 5: Solve for x
    x = 5,079,457.35/2,983.14
  6. Step 6: Final answer
    x = 1,702.72

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1.5x scale

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.