Home / 4,577.86-6,863.58-3,018.40

Finding the Fourth Proportional to 4,577.86, 6,863.58 and 3,018.40

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Solution

The fourth proportional to 4,577.86, 6,863.58 and 3,018.40 is: 4,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.86 : 6,863.58 = 3,018.40 : x
  2. Step 2: Convert to fraction form
    4,577.86/6,863.58 = 3,018.40/x
  3. Step 3: Cross multiply
    4,577.86x = 6,863.58 × 3,018.40
  4. Step 4: Simplify right side
    4,577.86x = 20,717,029.87
  5. Step 5: Solve for x
    x = 20,717,029.87/4,577.86
  6. Step 6: Final answer
    x = 4,525.48

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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.