Home / 3,009.23-4,152.70-1,682.92

Finding the Fourth Proportional to 3,009.23, 4,152.70 and 1,682.92

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Solution

The fourth proportional to 3,009.23, 4,152.70 and 1,682.92 is: 2,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.23 : 4,152.70 = 1,682.92 : x
  2. Step 2: Convert to fraction form
    3,009.23/4,152.70 = 1,682.92/x
  3. Step 3: Cross multiply
    3,009.23x = 4,152.70 × 1,682.92
  4. Step 4: Simplify right side
    3,009.23x = 6,988,669.18
  5. Step 5: Solve for x
    x = 6,988,669.18/3,009.23
  6. Step 6: Final answer
    x = 2,322.41

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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.