Home / 11,446.84-15,796.99-6,411.05

Finding the Fourth Proportional to 11,446.84, 15,796.99 and 6,411.05

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Solution

The fourth proportional to 11,446.84, 15,796.99 and 6,411.05 is: 8,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.84 : 15,796.99 = 6,411.05 : x
  2. Step 2: Convert to fraction form
    11,446.84/15,796.99 = 6,411.05/x
  3. Step 3: Cross multiply
    11,446.84x = 15,796.99 × 6,411.05
  4. Step 4: Simplify right side
    11,446.84x = 101,275,292.74
  5. Step 5: Solve for x
    x = 101,275,292.74/11,446.84
  6. Step 6: Final answer
    x = 8,847.45

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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.