Home / 3,490.16-4,817.24-1,998.93

Finding the Fourth Proportional to 3,490.16, 4,817.24 and 1,998.93

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Solution

The fourth proportional to 3,490.16, 4,817.24 and 1,998.93 is: 2,759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.16 : 4,817.24 = 1,998.93 : x
  2. Step 2: Convert to fraction form
    3,490.16/4,817.24 = 1,998.93/x
  3. Step 3: Cross multiply
    3,490.16x = 4,817.24 × 1,998.93
  4. Step 4: Simplify right side
    3,490.16x = 9,629,330.55
  5. Step 5: Solve for x
    x = 9,629,330.55/3,490.16
  6. Step 6: Final answer
    x = 2,759.00

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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.