Home / 4,213.73-6,319.58-1,251.60

Finding the Fourth Proportional to 4,213.73, 6,319.58 and 1,251.60

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Solution

The fourth proportional to 4,213.73, 6,319.58 and 1,251.60 is: 1,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.73 : 6,319.58 = 1,251.60 : x
  2. Step 2: Convert to fraction form
    4,213.73/6,319.58 = 1,251.60/x
  3. Step 3: Cross multiply
    4,213.73x = 6,319.58 × 1,251.60
  4. Step 4: Simplify right side
    4,213.73x = 7,909,580.07
  5. Step 5: Solve for x
    x = 7,909,580.07/4,213.73
  6. Step 6: Final answer
    x = 1,877.10

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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.