Home / 3,660.56-5,051.72-2,088.64

Finding the Fourth Proportional to 3,660.56, 5,051.72 and 2,088.64

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Solution

The fourth proportional to 3,660.56, 5,051.72 and 2,088.64 is: 2,882.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.56 : 5,051.72 = 2,088.64 : x
  2. Step 2: Convert to fraction form
    3,660.56/5,051.72 = 2,088.64/x
  3. Step 3: Cross multiply
    3,660.56x = 5,051.72 × 2,088.64
  4. Step 4: Simplify right side
    3,660.56x = 10,551,224.46
  5. Step 5: Solve for x
    x = 10,551,224.46/3,660.56
  6. Step 6: Final answer
    x = 2,882.41

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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.