Home / 4,977.70-7,467.63-1,514.86

Finding the Fourth Proportional to 4,977.70, 7,467.63 and 1,514.86

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Solution

The fourth proportional to 4,977.70, 7,467.63 and 1,514.86 is: 2,272.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.70 : 7,467.63 = 1,514.86 : x
  2. Step 2: Convert to fraction form
    4,977.70/7,467.63 = 1,514.86/x
  3. Step 3: Cross multiply
    4,977.70x = 7,467.63 × 1,514.86
  4. Step 4: Simplify right side
    4,977.70x = 11,312,407.89
  5. Step 5: Solve for x
    x = 11,312,407.89/4,977.70
  6. Step 6: Final answer
    x = 2,272.62

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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.