Home / 8,683.12-13,025.96-3,488.68

Finding the Fourth Proportional to 8,683.12, 13,025.96 and 3,488.68

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Solution

The fourth proportional to 8,683.12, 13,025.96 and 3,488.68 is: 5,233.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.12 : 13,025.96 = 3,488.68 : x
  2. Step 2: Convert to fraction form
    8,683.12/13,025.96 = 3,488.68/x
  3. Step 3: Cross multiply
    8,683.12x = 13,025.96 × 3,488.68
  4. Step 4: Simplify right side
    8,683.12x = 45,443,406.13
  5. Step 5: Solve for x
    x = 45,443,406.13/8,683.12
  6. Step 6: Final answer
    x = 5,233.53

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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.