Home / 3,520.08-5,277.54-1,670.16

Finding the Fourth Proportional to 3,520.08, 5,277.54 and 1,670.16

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Solution

The fourth proportional to 3,520.08, 5,277.54 and 1,670.16 is: 2,504.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.08 : 5,277.54 = 1,670.16 : x
  2. Step 2: Convert to fraction form
    3,520.08/5,277.54 = 1,670.16/x
  3. Step 3: Cross multiply
    3,520.08x = 5,277.54 × 1,670.16
  4. Step 4: Simplify right side
    3,520.08x = 8,814,336.21
  5. Step 5: Solve for x
    x = 8,814,336.21/3,520.08
  6. Step 6: Final answer
    x = 2,504.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.