Home / 4,455.58-6,148.74-2,777.66

Finding the Fourth Proportional to 4,455.58, 6,148.74 and 2,777.66

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Solution

The fourth proportional to 4,455.58, 6,148.74 and 2,777.66 is: 3,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.58 : 6,148.74 = 2,777.66 : x
  2. Step 2: Convert to fraction form
    4,455.58/6,148.74 = 2,777.66/x
  3. Step 3: Cross multiply
    4,455.58x = 6,148.74 × 2,777.66
  4. Step 4: Simplify right side
    4,455.58x = 17,079,109.15
  5. Step 5: Solve for x
    x = 17,079,109.15/4,455.58
  6. Step 6: Final answer
    x = 3,833.20

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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.