Home / 4,148.16-6,222.18-1,682.32

Finding the Fourth Proportional to 4,148.16, 6,222.18 and 1,682.32

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Solution

The fourth proportional to 4,148.16, 6,222.18 and 1,682.32 is: 2,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.16 : 6,222.18 = 1,682.32 : x
  2. Step 2: Convert to fraction form
    4,148.16/6,222.18 = 1,682.32/x
  3. Step 3: Cross multiply
    4,148.16x = 6,222.18 × 1,682.32
  4. Step 4: Simplify right side
    4,148.16x = 10,467,697.86
  5. Step 5: Solve for x
    x = 10,467,697.86/4,148.16
  6. Step 6: Final answer
    x = 2,523.46

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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.