Home / 8,867.37-12,236.30-4,888.50

Finding the Fourth Proportional to 8,867.37, 12,236.30 and 4,888.50

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Solution

The fourth proportional to 8,867.37, 12,236.30 and 4,888.50 is: 6,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.37 : 12,236.30 = 4,888.50 : x
  2. Step 2: Convert to fraction form
    8,867.37/12,236.30 = 4,888.50/x
  3. Step 3: Cross multiply
    8,867.37x = 12,236.30 × 4,888.50
  4. Step 4: Simplify right side
    8,867.37x = 59,817,128.11
  5. Step 5: Solve for x
    x = 59,817,128.11/8,867.37
  6. Step 6: Final answer
    x = 6,745.76

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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.