Home / 8,014.09-11,059.28-4,871.29

Finding the Fourth Proportional to 8,014.09, 11,059.28 and 4,871.29

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Solution

The fourth proportional to 8,014.09, 11,059.28 and 4,871.29 is: 6,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.09 : 11,059.28 = 4,871.29 : x
  2. Step 2: Convert to fraction form
    8,014.09/11,059.28 = 4,871.29/x
  3. Step 3: Cross multiply
    8,014.09x = 11,059.28 × 4,871.29
  4. Step 4: Simplify right side
    8,014.09x = 53,872,926.33
  5. Step 5: Solve for x
    x = 53,872,926.33/8,014.09
  6. Step 6: Final answer
    x = 6,722.28

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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.