Home / 4,093.58-5,647.40-2,520.76

Finding the Fourth Proportional to 4,093.58, 5,647.40 and 2,520.76

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Solution

The fourth proportional to 4,093.58, 5,647.40 and 2,520.76 is: 3,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,093.58 : 5,647.40 = 2,520.76 : x
  2. Step 2: Convert to fraction form
    4,093.58/5,647.40 = 2,520.76/x
  3. Step 3: Cross multiply
    4,093.58x = 5,647.40 × 2,520.76
  4. Step 4: Simplify right side
    4,093.58x = 14,235,740.02
  5. Step 5: Solve for x
    x = 14,235,740.02/4,093.58
  6. Step 6: Final answer
    x = 3,477.58

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Half scale
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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.