Home / 6,842.27-10,263.06-1,911.80

Finding the Fourth Proportional to 6,842.27, 10,263.06 and 1,911.80

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Solution

The fourth proportional to 6,842.27, 10,263.06 and 1,911.80 is: 2,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842.27 : 10,263.06 = 1,911.80 : x
  2. Step 2: Convert to fraction form
    6,842.27/10,263.06 = 1,911.80/x
  3. Step 3: Cross multiply
    6,842.27x = 10,263.06 × 1,911.80
  4. Step 4: Simplify right side
    6,842.27x = 19,620,866.79
  5. Step 5: Solve for x
    x = 19,620,866.79/6,842.27
  6. Step 6: Final answer
    x = 2,867.60

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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.