Home / 10,619.37-15,903.72-6,167.61

Finding the Fourth Proportional to 10,619.37, 15,903.72 and 6,167.61

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Solution

The fourth proportional to 10,619.37, 15,903.72 and 6,167.61 is: 9,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.37 : 15,903.72 = 6,167.61 : x
  2. Step 2: Convert to fraction form
    10,619.37/15,903.72 = 6,167.61/x
  3. Step 3: Cross multiply
    10,619.37x = 15,903.72 × 6,167.61
  4. Step 4: Simplify right side
    10,619.37x = 98,087,942.51
  5. Step 5: Solve for x
    x = 98,087,942.51/10,619.37
  6. Step 6: Final answer
    x = 9,236.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.