Home / 5,815.23-8,025.69-3,457.35

Finding the Fourth Proportional to 5,815.23, 8,025.69 and 3,457.35

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Solution

The fourth proportional to 5,815.23, 8,025.69 and 3,457.35 is: 4,771.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.23 : 8,025.69 = 3,457.35 : x
  2. Step 2: Convert to fraction form
    5,815.23/8,025.69 = 3,457.35/x
  3. Step 3: Cross multiply
    5,815.23x = 8,025.69 × 3,457.35
  4. Step 4: Simplify right side
    5,815.23x = 27,747,619.32
  5. Step 5: Solve for x
    x = 27,747,619.32/5,815.23
  6. Step 6: Final answer
    x = 4,771.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.