Home / 11,376.16-17,056.50-3,976.54

Finding the Fourth Proportional to 11,376.16, 17,056.50 and 3,976.54

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Solution

The fourth proportional to 11,376.16, 17,056.50 and 3,976.54 is: 5,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.16 : 17,056.50 = 3,976.54 : x
  2. Step 2: Convert to fraction form
    11,376.16/17,056.50 = 3,976.54/x
  3. Step 3: Cross multiply
    11,376.16x = 17,056.50 × 3,976.54
  4. Step 4: Simplify right side
    11,376.16x = 67,825,854.51
  5. Step 5: Solve for x
    x = 67,825,854.51/11,376.16
  6. Step 6: Final answer
    x = 5,962.10

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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.