Home / 6,166.86-8,509.58-3,649.06

Finding the Fourth Proportional to 6,166.86, 8,509.58 and 3,649.06

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Solution

The fourth proportional to 6,166.86, 8,509.58 and 3,649.06 is: 5,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,166.86 : 8,509.58 = 3,649.06 : x
  2. Step 2: Convert to fraction form
    6,166.86/8,509.58 = 3,649.06/x
  3. Step 3: Cross multiply
    6,166.86x = 8,509.58 × 3,649.06
  4. Step 4: Simplify right side
    6,166.86x = 31,051,967.99
  5. Step 5: Solve for x
    x = 31,051,967.99/6,166.86
  6. Step 6: Final answer
    x = 5,035.30

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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.