Home / 4,351.96-6,003.48-2,778.40

Finding the Fourth Proportional to 4,351.96, 6,003.48 and 2,778.40

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Solution

The fourth proportional to 4,351.96, 6,003.48 and 2,778.40 is: 3,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.96 : 6,003.48 = 2,778.40 : x
  2. Step 2: Convert to fraction form
    4,351.96/6,003.48 = 2,778.40/x
  3. Step 3: Cross multiply
    4,351.96x = 6,003.48 × 2,778.40
  4. Step 4: Simplify right side
    4,351.96x = 16,680,068.83
  5. Step 5: Solve for x
    x = 16,680,068.83/4,351.96
  6. Step 6: Final answer
    x = 3,832.77

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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.