Home / 4,745.08-7,118.39-1,783.76

Finding the Fourth Proportional to 4,745.08, 7,118.39 and 1,783.76

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Solution

The fourth proportional to 4,745.08, 7,118.39 and 1,783.76 is: 2,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.08 : 7,118.39 = 1,783.76 : x
  2. Step 2: Convert to fraction form
    4,745.08/7,118.39 = 1,783.76/x
  3. Step 3: Cross multiply
    4,745.08x = 7,118.39 × 1,783.76
  4. Step 4: Simplify right side
    4,745.08x = 12,697,499.35
  5. Step 5: Solve for x
    x = 12,697,499.35/4,745.08
  6. Step 6: Final answer
    x = 2,675.93

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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.