Home / 4,683.81-7,029.18-2,218.64

Finding the Fourth Proportional to 4,683.81, 7,029.18 and 2,218.64

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Solution

The fourth proportional to 4,683.81, 7,029.18 and 2,218.64 is: 3,329.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.81 : 7,029.18 = 2,218.64 : x
  2. Step 2: Convert to fraction form
    4,683.81/7,029.18 = 2,218.64/x
  3. Step 3: Cross multiply
    4,683.81x = 7,029.18 × 2,218.64
  4. Step 4: Simplify right side
    4,683.81x = 15,595,184.77
  5. Step 5: Solve for x
    x = 15,595,184.77/4,683.81
  6. Step 6: Final answer
    x = 3,329.59

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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.