Home / 3,009.08-4,152.63-1,682.77

Finding the Fourth Proportional to 3,009.08, 4,152.63 and 1,682.77

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Solution

The fourth proportional to 3,009.08, 4,152.63 and 1,682.77 is: 2,322.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.08 : 4,152.63 = 1,682.77 : x
  2. Step 2: Convert to fraction form
    3,009.08/4,152.63 = 1,682.77/x
  3. Step 3: Cross multiply
    3,009.08x = 4,152.63 × 1,682.77
  4. Step 4: Simplify right side
    3,009.08x = 6,987,921.19
  5. Step 5: Solve for x
    x = 6,987,921.19/3,009.08
  6. Step 6: Final answer
    x = 2,322.28

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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.