Home / 7,214.63-10,822.19-3,703.68

Finding the Fourth Proportional to 7,214.63, 10,822.19 and 3,703.68

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Solution

The fourth proportional to 7,214.63, 10,822.19 and 3,703.68 is: 5,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.63 : 10,822.19 = 3,703.68 : x
  2. Step 2: Convert to fraction form
    7,214.63/10,822.19 = 3,703.68/x
  3. Step 3: Cross multiply
    7,214.63x = 10,822.19 × 3,703.68
  4. Step 4: Simplify right side
    7,214.63x = 40,081,910.14
  5. Step 5: Solve for x
    x = 40,081,910.14/7,214.63
  6. Step 6: Final answer
    x = 5,555.65

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1.5x scale

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.