Home / 5,586.16-8,379.25-1,690.57

Finding the Fourth Proportional to 5,586.16, 8,379.25 and 1,690.57

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Solution

The fourth proportional to 5,586.16, 8,379.25 and 1,690.57 is: 2,535.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.16 : 8,379.25 = 1,690.57 : x
  2. Step 2: Convert to fraction form
    5,586.16/8,379.25 = 1,690.57/x
  3. Step 3: Cross multiply
    5,586.16x = 8,379.25 × 1,690.57
  4. Step 4: Simplify right side
    5,586.16x = 14,165,708.67
  5. Step 5: Solve for x
    x = 14,165,708.67/5,586.16
  6. Step 6: Final answer
    x = 2,535.86

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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.