Home / 3,660.89-5,051.85-2,088.68

Finding the Fourth Proportional to 3,660.89, 5,051.85 and 2,088.68

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Solution

The fourth proportional to 3,660.89, 5,051.85 and 2,088.68 is: 2,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.89 : 5,051.85 = 2,088.68 : x
  2. Step 2: Convert to fraction form
    3,660.89/5,051.85 = 2,088.68/x
  3. Step 3: Cross multiply
    3,660.89x = 5,051.85 × 2,088.68
  4. Step 4: Simplify right side
    3,660.89x = 10,551,698.06
  5. Step 5: Solve for x
    x = 10,551,698.06/3,660.89
  6. Step 6: Final answer
    x = 2,882.28

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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.