Home / 6,586.16-9,879.26-2,690.57

Finding the Fourth Proportional to 6,586.16, 9,879.26 and 2,690.57

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Solution

The fourth proportional to 6,586.16, 9,879.26 and 2,690.57 is: 4,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.16 : 9,879.26 = 2,690.57 : x
  2. Step 2: Convert to fraction form
    6,586.16/9,879.26 = 2,690.57/x
  3. Step 3: Cross multiply
    6,586.16x = 9,879.26 × 2,690.57
  4. Step 4: Simplify right side
    6,586.16x = 26,580,851.82
  5. Step 5: Solve for x
    x = 26,580,851.82/6,586.16
  6. Step 6: Final answer
    x = 4,035.86

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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.