Home / 10,842.21-14,968.71-6,866.73

Finding the Fourth Proportional to 10,842.21, 14,968.71 and 6,866.73

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Solution

The fourth proportional to 10,842.21, 14,968.71 and 6,866.73 is: 9,480.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842.21 : 14,968.71 = 6,866.73 : x
  2. Step 2: Convert to fraction form
    10,842.21/14,968.71 = 6,866.73/x
  3. Step 3: Cross multiply
    10,842.21x = 14,968.71 × 6,866.73
  4. Step 4: Simplify right side
    10,842.21x = 102,786,090.02
  5. Step 5: Solve for x
    x = 102,786,090.02/10,842.21
  6. Step 6: Final answer
    x = 9,480.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.