Home / 6,586.48-9,879.73-2,690.89

Finding the Fourth Proportional to 6,586.48, 9,879.73 and 2,690.89

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Solution

The fourth proportional to 6,586.48, 9,879.73 and 2,690.89 is: 4,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.48 : 9,879.73 = 2,690.89 : x
  2. Step 2: Convert to fraction form
    6,586.48/9,879.73 = 2,690.89/x
  3. Step 3: Cross multiply
    6,586.48x = 9,879.73 × 2,690.89
  4. Step 4: Simplify right side
    6,586.48x = 26,585,203.81
  5. Step 5: Solve for x
    x = 26,585,203.81/6,586.48
  6. Step 6: Final answer
    x = 4,036.33

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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.