Home / 4,262.12-6,394.02-1,340.48

Finding the Fourth Proportional to 4,262.12, 6,394.02 and 1,340.48

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Solution

The fourth proportional to 4,262.12, 6,394.02 and 1,340.48 is: 2,010.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.12 : 6,394.02 = 1,340.48 : x
  2. Step 2: Convert to fraction form
    4,262.12/6,394.02 = 1,340.48/x
  3. Step 3: Cross multiply
    4,262.12x = 6,394.02 × 1,340.48
  4. Step 4: Simplify right side
    4,262.12x = 8,571,055.93
  5. Step 5: Solve for x
    x = 8,571,055.93/4,262.12
  6. Step 6: Final answer
    x = 2,010.98

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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.