Home / 7,316.74-10,976.86-2,386.39

Finding the Fourth Proportional to 7,316.74, 10,976.86 and 2,386.39

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Solution

The fourth proportional to 7,316.74, 10,976.86 and 2,386.39 is: 3,580.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.74 : 10,976.86 = 2,386.39 : x
  2. Step 2: Convert to fraction form
    7,316.74/10,976.86 = 2,386.39/x
  3. Step 3: Cross multiply
    7,316.74x = 10,976.86 × 2,386.39
  4. Step 4: Simplify right side
    7,316.74x = 26,195,068.94
  5. Step 5: Solve for x
    x = 26,195,068.94/7,316.74
  6. Step 6: Final answer
    x = 3,580.16

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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.