Home / 2,923.30-4,033.98-1,664.18

Finding the Fourth Proportional to 2,923.30, 4,033.98 and 1,664.18

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Solution

The fourth proportional to 2,923.30, 4,033.98 and 1,664.18 is: 2,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.30 : 4,033.98 = 1,664.18 : x
  2. Step 2: Convert to fraction form
    2,923.30/4,033.98 = 1,664.18/x
  3. Step 3: Cross multiply
    2,923.30x = 4,033.98 × 1,664.18
  4. Step 4: Simplify right side
    2,923.30x = 6,713,268.84
  5. Step 5: Solve for x
    x = 6,713,268.84/2,923.30
  6. Step 6: Final answer
    x = 2,296.47

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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.