Home / 11,100.55-15,323.14-6,853.33

Finding the Fourth Proportional to 11,100.55, 15,323.14 and 6,853.33

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Solution

The fourth proportional to 11,100.55, 15,323.14 and 6,853.33 is: 9,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.55 : 15,323.14 = 6,853.33 : x
  2. Step 2: Convert to fraction form
    11,100.55/15,323.14 = 6,853.33/x
  3. Step 3: Cross multiply
    11,100.55x = 15,323.14 × 6,853.33
  4. Step 4: Simplify right side
    11,100.55x = 105,014,508.91
  5. Step 5: Solve for x
    x = 105,014,508.91/11,100.55
  6. Step 6: Final answer
    x = 9,460.30

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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.