Home / 6,235.08-8,607.21-4,111.86

Finding the Fourth Proportional to 6,235.08, 8,607.21 and 4,111.86

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Solution

The fourth proportional to 6,235.08, 8,607.21 and 4,111.86 is: 5,676.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.08 : 8,607.21 = 4,111.86 : x
  2. Step 2: Convert to fraction form
    6,235.08/8,607.21 = 4,111.86/x
  3. Step 3: Cross multiply
    6,235.08x = 8,607.21 × 4,111.86
  4. Step 4: Simplify right side
    6,235.08x = 35,391,682.50
  5. Step 5: Solve for x
    x = 35,391,682.50/6,235.08
  6. Step 6: Final answer
    x = 5,676.22

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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.