Home / 8,867.06-12,236.63-4,888.32

Finding the Fourth Proportional to 8,867.06, 12,236.63 and 4,888.32

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Solution

The fourth proportional to 8,867.06, 12,236.63 and 4,888.32 is: 6,745.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.06 : 12,236.63 = 4,888.32 : x
  2. Step 2: Convert to fraction form
    8,867.06/12,236.63 = 4,888.32/x
  3. Step 3: Cross multiply
    8,867.06x = 12,236.63 × 4,888.32
  4. Step 4: Simplify right side
    8,867.06x = 59,816,563.16
  5. Step 5: Solve for x
    x = 59,816,563.16/8,867.06
  6. Step 6: Final answer
    x = 6,745.93

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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.