Home / 7,004.16-10,511.37-3,717.90

Finding the Fourth Proportional to 7,004.16, 10,511.37 and 3,717.90

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Solution

The fourth proportional to 7,004.16, 10,511.37 and 3,717.90 is: 5,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.16 : 10,511.37 = 3,717.90 : x
  2. Step 2: Convert to fraction form
    7,004.16/10,511.37 = 3,717.90/x
  3. Step 3: Cross multiply
    7,004.16x = 10,511.37 × 3,717.90
  4. Step 4: Simplify right side
    7,004.16x = 39,080,222.52
  5. Step 5: Solve for x
    x = 39,080,222.52/7,004.16
  6. Step 6: Final answer
    x = 5,579.57

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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.