Home / 3,318.51-4,976.71-1,096.93

Finding the Fourth Proportional to 3,318.51, 4,976.71 and 1,096.93

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Solution

The fourth proportional to 3,318.51, 4,976.71 and 1,096.93 is: 1,645.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.51 : 4,976.71 = 1,096.93 : x
  2. Step 2: Convert to fraction form
    3,318.51/4,976.71 = 1,096.93/x
  3. Step 3: Cross multiply
    3,318.51x = 4,976.71 × 1,096.93
  4. Step 4: Simplify right side
    3,318.51x = 5,459,102.50
  5. Step 5: Solve for x
    x = 5,459,102.50/3,318.51
  6. Step 6: Final answer
    x = 1,645.05

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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.