Home / 8,313.06-12,471.94-3,386.24

Finding the Fourth Proportional to 8,313.06, 12,471.94 and 3,386.24

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Solution

The fourth proportional to 8,313.06, 12,471.94 and 3,386.24 is: 5,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.06 : 12,471.94 = 3,386.24 : x
  2. Step 2: Convert to fraction form
    8,313.06/12,471.94 = 3,386.24/x
  3. Step 3: Cross multiply
    8,313.06x = 12,471.94 × 3,386.24
  4. Step 4: Simplify right side
    8,313.06x = 42,232,982.11
  5. Step 5: Solve for x
    x = 42,232,982.11/8,313.06
  6. Step 6: Final answer
    x = 5,080.32

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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.