Home / 3,009.82-4,153.01-1,683.53

Finding the Fourth Proportional to 3,009.82, 4,153.01 and 1,683.53

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Solution

The fourth proportional to 3,009.82, 4,153.01 and 1,683.53 is: 2,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.82 : 4,153.01 = 1,683.53 : x
  2. Step 2: Convert to fraction form
    3,009.82/4,153.01 = 1,683.53/x
  3. Step 3: Cross multiply
    3,009.82x = 4,153.01 × 1,683.53
  4. Step 4: Simplify right side
    3,009.82x = 6,991,708.51
  5. Step 5: Solve for x
    x = 6,991,708.51/3,009.82
  6. Step 6: Final answer
    x = 2,322.97

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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.