Home / 6,905.49-10,363.70-3,012.63

Finding the Fourth Proportional to 6,905.49, 10,363.70 and 3,012.63

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Solution

The fourth proportional to 6,905.49, 10,363.70 and 3,012.63 is: 4,521.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.49 : 10,363.70 = 3,012.63 : x
  2. Step 2: Convert to fraction form
    6,905.49/10,363.70 = 3,012.63/x
  3. Step 3: Cross multiply
    6,905.49x = 10,363.70 × 3,012.63
  4. Step 4: Simplify right side
    6,905.49x = 31,221,993.53
  5. Step 5: Solve for x
    x = 31,221,993.53/6,905.49
  6. Step 6: Final answer
    x = 4,521.33

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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.