Home / 4,280.68-5,904.08-3,684.16

Finding the Fourth Proportional to 4,280.68, 5,904.08 and 3,684.16

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Solution

The fourth proportional to 4,280.68, 5,904.08 and 3,684.16 is: 5,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.68 : 5,904.08 = 3,684.16 : x
  2. Step 2: Convert to fraction form
    4,280.68/5,904.08 = 3,684.16/x
  3. Step 3: Cross multiply
    4,280.68x = 5,904.08 × 3,684.16
  4. Step 4: Simplify right side
    4,280.68x = 21,751,575.37
  5. Step 5: Solve for x
    x = 21,751,575.37/4,280.68
  6. Step 6: Final answer
    x = 5,081.34

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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.