Home / 7,316.36-10,974.82-2,386.04

Finding the Fourth Proportional to 7,316.36, 10,974.82 and 2,386.04

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Solution

The fourth proportional to 7,316.36, 10,974.82 and 2,386.04 is: 3,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.36 : 10,974.82 = 2,386.04 : x
  2. Step 2: Convert to fraction form
    7,316.36/10,974.82 = 2,386.04/x
  3. Step 3: Cross multiply
    7,316.36x = 10,974.82 × 2,386.04
  4. Step 4: Simplify right side
    7,316.36x = 26,186,359.51
  5. Step 5: Solve for x
    x = 26,186,359.51/7,316.36
  6. Step 6: Final answer
    x = 3,579.15

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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.