Home / 4,676.56-6,454.55-2,688.41

Finding the Fourth Proportional to 4,676.56, 6,454.55 and 2,688.41

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Solution

The fourth proportional to 4,676.56, 6,454.55 and 2,688.41 is: 3,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.56 : 6,454.55 = 2,688.41 : x
  2. Step 2: Convert to fraction form
    4,676.56/6,454.55 = 2,688.41/x
  3. Step 3: Cross multiply
    4,676.56x = 6,454.55 × 2,688.41
  4. Step 4: Simplify right side
    4,676.56x = 17,352,499.62
  5. Step 5: Solve for x
    x = 17,352,499.62/4,676.56
  6. Step 6: Final answer
    x = 3,710.53

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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.