Home / 6,406.48-8,840.50-5,083.35

Finding the Fourth Proportional to 6,406.48, 8,840.50 and 5,083.35

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Solution

The fourth proportional to 6,406.48, 8,840.50 and 5,083.35 is: 7,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.48 : 8,840.50 = 5,083.35 : x
  2. Step 2: Convert to fraction form
    6,406.48/8,840.50 = 5,083.35/x
  3. Step 3: Cross multiply
    6,406.48x = 8,840.50 × 5,083.35
  4. Step 4: Simplify right side
    6,406.48x = 44,939,355.68
  5. Step 5: Solve for x
    x = 44,939,355.68/6,406.48
  6. Step 6: Final answer
    x = 7,014.67

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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.