Home / 4,073.34-5,620.89-2,305.07

Finding the Fourth Proportional to 4,073.34, 5,620.89 and 2,305.07

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Solution

The fourth proportional to 4,073.34, 5,620.89 and 2,305.07 is: 3,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.34 : 5,620.89 = 2,305.07 : x
  2. Step 2: Convert to fraction form
    4,073.34/5,620.89 = 2,305.07/x
  3. Step 3: Cross multiply
    4,073.34x = 5,620.89 × 2,305.07
  4. Step 4: Simplify right side
    4,073.34x = 12,956,516.81
  5. Step 5: Solve for x
    x = 12,956,516.81/4,073.34
  6. Step 6: Final answer
    x = 3,180.81

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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.