Home / 2,381.04-3,284.82-1,683.36

Finding the Fourth Proportional to 2,381.04, 3,284.82 and 1,683.36

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Solution

The fourth proportional to 2,381.04, 3,284.82 and 1,683.36 is: 2,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.04 : 3,284.82 = 1,683.36 : x
  2. Step 2: Convert to fraction form
    2,381.04/3,284.82 = 1,683.36/x
  3. Step 3: Cross multiply
    2,381.04x = 3,284.82 × 1,683.36
  4. Step 4: Simplify right side
    2,381.04x = 5,529,534.60
  5. Step 5: Solve for x
    x = 5,529,534.60/2,381.04
  6. Step 6: Final answer
    x = 2,322.32

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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.