Home / 7,112.63-10,668.64-2,433.05

Finding the Fourth Proportional to 7,112.63, 10,668.64 and 2,433.05

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Solution

The fourth proportional to 7,112.63, 10,668.64 and 2,433.05 is: 3,649.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.63 : 10,668.64 = 2,433.05 : x
  2. Step 2: Convert to fraction form
    7,112.63/10,668.64 = 2,433.05/x
  3. Step 3: Cross multiply
    7,112.63x = 10,668.64 × 2,433.05
  4. Step 4: Simplify right side
    7,112.63x = 25,957,372.86
  5. Step 5: Solve for x
    x = 25,957,372.86/7,112.63
  6. Step 6: Final answer
    x = 3,649.48

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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.