Home / 9,119.35-13,673.55-4,430.12

Finding the Fourth Proportional to 9,119.35, 13,673.55 and 4,430.12

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Solution

The fourth proportional to 9,119.35, 13,673.55 and 4,430.12 is: 6,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.35 : 13,673.55 = 4,430.12 : x
  2. Step 2: Convert to fraction form
    9,119.35/13,673.55 = 4,430.12/x
  3. Step 3: Cross multiply
    9,119.35x = 13,673.55 × 4,430.12
  4. Step 4: Simplify right side
    9,119.35x = 60,575,467.33
  5. Step 5: Solve for x
    x = 60,575,467.33/9,119.35
  6. Step 6: Final answer
    x = 6,642.52

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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.