Home / 11,859.41-17,775.42-4,459.15

Finding the Fourth Proportional to 11,859.41, 17,775.42 and 4,459.15

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Solution

The fourth proportional to 11,859.41, 17,775.42 and 4,459.15 is: 6,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.41 : 17,775.42 = 4,459.15 : x
  2. Step 2: Convert to fraction form
    11,859.41/17,775.42 = 4,459.15/x
  3. Step 3: Cross multiply
    11,859.41x = 17,775.42 × 4,459.15
  4. Step 4: Simplify right side
    11,859.41x = 79,263,307.21
  5. Step 5: Solve for x
    x = 79,263,307.21/11,859.41
  6. Step 6: Final answer
    x = 6,683.58

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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.