Home / 7,450.86-10,282.47-4,093.80

Finding the Fourth Proportional to 7,450.86, 10,282.47 and 4,093.80

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Solution

The fourth proportional to 7,450.86, 10,282.47 and 4,093.80 is: 5,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.86 : 10,282.47 = 4,093.80 : x
  2. Step 2: Convert to fraction form
    7,450.86/10,282.47 = 4,093.80/x
  3. Step 3: Cross multiply
    7,450.86x = 10,282.47 × 4,093.80
  4. Step 4: Simplify right side
    7,450.86x = 42,094,375.69
  5. Step 5: Solve for x
    x = 42,094,375.69/7,450.86
  6. Step 6: Final answer
    x = 5,649.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.