Home / 3,108.64-4,287.04-2,059.52

Finding the Fourth Proportional to 3,108.64, 4,287.04 and 2,059.52

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Solution

The fourth proportional to 3,108.64, 4,287.04 and 2,059.52 is: 2,840.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.64 : 4,287.04 = 2,059.52 : x
  2. Step 2: Convert to fraction form
    3,108.64/4,287.04 = 2,059.52/x
  3. Step 3: Cross multiply
    3,108.64x = 4,287.04 × 2,059.52
  4. Step 4: Simplify right side
    3,108.64x = 8,829,244.62
  5. Step 5: Solve for x
    x = 8,829,244.62/3,108.64
  6. Step 6: Final answer
    x = 2,840.23

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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.