Home / 6,187.08-8,538.19-3,534.50

Finding the Fourth Proportional to 6,187.08, 8,538.19 and 3,534.50

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Solution

The fourth proportional to 6,187.08, 8,538.19 and 3,534.50 is: 4,877.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.08 : 8,538.19 = 3,534.50 : x
  2. Step 2: Convert to fraction form
    6,187.08/8,538.19 = 3,534.50/x
  3. Step 3: Cross multiply
    6,187.08x = 8,538.19 × 3,534.50
  4. Step 4: Simplify right side
    6,187.08x = 30,178,189.86
  5. Step 5: Solve for x
    x = 30,178,189.86/6,187.08
  6. Step 6: Final answer
    x = 4,877.61

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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.