Home / 8,313.98-12,460.14-3,377.84

Finding the Fourth Proportional to 8,313.98, 12,460.14 and 3,377.84

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Solution

The fourth proportional to 8,313.98, 12,460.14 and 3,377.84 is: 5,062.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.98 : 12,460.14 = 3,377.84 : x
  2. Step 2: Convert to fraction form
    8,313.98/12,460.14 = 3,377.84/x
  3. Step 3: Cross multiply
    8,313.98x = 12,460.14 × 3,377.84
  4. Step 4: Simplify right side
    8,313.98x = 42,088,359.30
  5. Step 5: Solve for x
    x = 42,088,359.30/8,313.98
  6. Step 6: Final answer
    x = 5,062.36

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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.