Home / 4,185.60-6,276.63-1,262.31

Finding the Fourth Proportional to 4,185.60, 6,276.63 and 1,262.31

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Solution

The fourth proportional to 4,185.60, 6,276.63 and 1,262.31 is: 1,892.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.60 : 6,276.63 = 1,262.31 : x
  2. Step 2: Convert to fraction form
    4,185.60/6,276.63 = 1,262.31/x
  3. Step 3: Cross multiply
    4,185.60x = 6,276.63 × 1,262.31
  4. Step 4: Simplify right side
    4,185.60x = 7,923,052.82
  5. Step 5: Solve for x
    x = 7,923,052.82/4,185.60
  6. Step 6: Final answer
    x = 1,892.93

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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.