Home / 8,467.06-11,683.58-4,689.28

Finding the Fourth Proportional to 8,467.06, 11,683.58 and 4,689.28

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Solution

The fourth proportional to 8,467.06, 11,683.58 and 4,689.28 is: 6,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.06 : 11,683.58 = 4,689.28 : x
  2. Step 2: Convert to fraction form
    8,467.06/11,683.58 = 4,689.28/x
  3. Step 3: Cross multiply
    8,467.06x = 11,683.58 × 4,689.28
  4. Step 4: Simplify right side
    8,467.06x = 54,787,578.02
  5. Step 5: Solve for x
    x = 54,787,578.02/8,467.06
  6. Step 6: Final answer
    x = 6,470.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.