Home / 5,261.41-7,893.20-1,798.93

Finding the Fourth Proportional to 5,261.41, 7,893.20 and 1,798.93

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Solution

The fourth proportional to 5,261.41, 7,893.20 and 1,798.93 is: 2,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.41 : 7,893.20 = 1,798.93 : x
  2. Step 2: Convert to fraction form
    5,261.41/7,893.20 = 1,798.93/x
  3. Step 3: Cross multiply
    5,261.41x = 7,893.20 × 1,798.93
  4. Step 4: Simplify right side
    5,261.41x = 14,199,314.28
  5. Step 5: Solve for x
    x = 14,199,314.28/5,261.41
  6. Step 6: Final answer
    x = 2,698.77

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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.