Home / 5,586.90-8,368.20-3,391.80

Finding the Fourth Proportional to 5,586.90, 8,368.20 and 3,391.80

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Solution

The fourth proportional to 5,586.90, 8,368.20 and 3,391.80 is: 5,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.90 : 8,368.20 = 3,391.80 : x
  2. Step 2: Convert to fraction form
    5,586.90/8,368.20 = 3,391.80/x
  3. Step 3: Cross multiply
    5,586.90x = 8,368.20 × 3,391.80
  4. Step 4: Simplify right side
    5,586.90x = 28,383,260.76
  5. Step 5: Solve for x
    x = 28,383,260.76/5,586.90
  6. Step 6: Final answer
    x = 5,080.32

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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.