Home / 6,971.86-10,455.97-2,586.93

Finding the Fourth Proportional to 6,971.86, 10,455.97 and 2,586.93

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Solution

The fourth proportional to 6,971.86, 10,455.97 and 2,586.93 is: 3,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.86 : 10,455.97 = 2,586.93 : x
  2. Step 2: Convert to fraction form
    6,971.86/10,455.97 = 2,586.93/x
  3. Step 3: Cross multiply
    6,971.86x = 10,455.97 × 2,586.93
  4. Step 4: Simplify right side
    6,971.86x = 27,048,862.47
  5. Step 5: Solve for x
    x = 27,048,862.47/6,971.86
  6. Step 6: Final answer
    x = 3,879.72

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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.