Home / 3,009.32-4,153.06-1,683.26

Finding the Fourth Proportional to 3,009.32, 4,153.06 and 1,683.26

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Solution

The fourth proportional to 3,009.32, 4,153.06 and 1,683.26 is: 2,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.32 : 4,153.06 = 1,683.26 : x
  2. Step 2: Convert to fraction form
    3,009.32/4,153.06 = 1,683.26/x
  3. Step 3: Cross multiply
    3,009.32x = 4,153.06 × 1,683.26
  4. Step 4: Simplify right side
    3,009.32x = 6,990,679.78
  5. Step 5: Solve for x
    x = 6,990,679.78/3,009.32
  6. Step 6: Final answer
    x = 2,323.01

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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.