Home / 9,119.18-13,668.75-5,599.33

Finding the Fourth Proportional to 9,119.18, 13,668.75 and 5,599.33

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Solution

The fourth proportional to 9,119.18, 13,668.75 and 5,599.33 is: 8,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.18 : 13,668.75 = 5,599.33 : x
  2. Step 2: Convert to fraction form
    9,119.18/13,668.75 = 5,599.33/x
  3. Step 3: Cross multiply
    9,119.18x = 13,668.75 × 5,599.33
  4. Step 4: Simplify right side
    9,119.18x = 76,535,807.77
  5. Step 5: Solve for x
    x = 76,535,807.77/9,119.18
  6. Step 6: Final answer
    x = 8,392.84

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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.