Home / 5,343.81-7,376.78-3,673.83

Finding the Fourth Proportional to 5,343.81, 7,376.78 and 3,673.83

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Solution

The fourth proportional to 5,343.81, 7,376.78 and 3,673.83 is: 5,071.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.81 : 7,376.78 = 3,673.83 : x
  2. Step 2: Convert to fraction form
    5,343.81/7,376.78 = 3,673.83/x
  3. Step 3: Cross multiply
    5,343.81x = 7,376.78 × 3,673.83
  4. Step 4: Simplify right side
    5,343.81x = 27,101,072.51
  5. Step 5: Solve for x
    x = 27,101,072.51/5,343.81
  6. Step 6: Final answer
    x = 5,071.49

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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.