Home / 3,009.33-4,152.96-1,683.18

Finding the Fourth Proportional to 3,009.33, 4,152.96 and 1,683.18

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Solution

The fourth proportional to 3,009.33, 4,152.96 and 1,683.18 is: 2,322.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.33 : 4,152.96 = 1,683.18 : x
  2. Step 2: Convert to fraction form
    3,009.33/4,152.96 = 1,683.18/x
  3. Step 3: Cross multiply
    3,009.33x = 4,152.96 × 1,683.18
  4. Step 4: Simplify right side
    3,009.33x = 6,990,179.21
  5. Step 5: Solve for x
    x = 6,990,179.21/3,009.33
  6. Step 6: Final answer
    x = 2,322.84

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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.