Home / 9,195.74-13,800.45-4,518.26

Finding the Fourth Proportional to 9,195.74, 13,800.45 and 4,518.26

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Solution

The fourth proportional to 9,195.74, 13,800.45 and 4,518.26 is: 6,780.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195.74 : 13,800.45 = 4,518.26 : x
  2. Step 2: Convert to fraction form
    9,195.74/13,800.45 = 4,518.26/x
  3. Step 3: Cross multiply
    9,195.74x = 13,800.45 × 4,518.26
  4. Step 4: Simplify right side
    9,195.74x = 62,354,021.22
  5. Step 5: Solve for x
    x = 62,354,021.22/9,195.74
  6. Step 6: Final answer
    x = 6,780.75

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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.