Home / 6,840.48-10,262.46-1,910.13

Finding the Fourth Proportional to 6,840.48, 10,262.46 and 1,910.13

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Solution

The fourth proportional to 6,840.48, 10,262.46 and 1,910.13 is: 2,865.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.48 : 10,262.46 = 1,910.13 : x
  2. Step 2: Convert to fraction form
    6,840.48/10,262.46 = 1,910.13/x
  3. Step 3: Cross multiply
    6,840.48x = 10,262.46 × 1,910.13
  4. Step 4: Simplify right side
    6,840.48x = 19,602,632.72
  5. Step 5: Solve for x
    x = 19,602,632.72/6,840.48
  6. Step 6: Final answer
    x = 2,865.68

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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.