Home / 7,018.34-10,528.66-2,636.14

Finding the Fourth Proportional to 7,018.34, 10,528.66 and 2,636.14

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Solution

The fourth proportional to 7,018.34, 10,528.66 and 2,636.14 is: 3,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018.34 : 10,528.66 = 2,636.14 : x
  2. Step 2: Convert to fraction form
    7,018.34/10,528.66 = 2,636.14/x
  3. Step 3: Cross multiply
    7,018.34x = 10,528.66 × 2,636.14
  4. Step 4: Simplify right side
    7,018.34x = 27,755,021.77
  5. Step 5: Solve for x
    x = 27,755,021.77/7,018.34
  6. Step 6: Final answer
    x = 3,954.64

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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.