Home / 4,467.76-6,705.75-2,278.12

Finding the Fourth Proportional to 4,467.76, 6,705.75 and 2,278.12

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Solution

The fourth proportional to 4,467.76, 6,705.75 and 2,278.12 is: 3,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,467.76 : 6,705.75 = 2,278.12 : x
  2. Step 2: Convert to fraction form
    4,467.76/6,705.75 = 2,278.12/x
  3. Step 3: Cross multiply
    4,467.76x = 6,705.75 × 2,278.12
  4. Step 4: Simplify right side
    4,467.76x = 15,276,503.19
  5. Step 5: Solve for x
    x = 15,276,503.19/4,467.76
  6. Step 6: Final answer
    x = 3,419.28

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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.