Home / 4,455.52-6,676.80-2,718.88

Finding the Fourth Proportional to 4,455.52, 6,676.80 and 2,718.88

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Solution

The fourth proportional to 4,455.52, 6,676.80 and 2,718.88 is: 4,074.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.52 : 6,676.80 = 2,718.88 : x
  2. Step 2: Convert to fraction form
    4,455.52/6,676.80 = 2,718.88/x
  3. Step 3: Cross multiply
    4,455.52x = 6,676.80 × 2,718.88
  4. Step 4: Simplify right side
    4,455.52x = 18,153,417.98
  5. Step 5: Solve for x
    x = 18,153,417.98/4,455.52
  6. Step 6: Final answer
    x = 4,074.37

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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.