Home / 4,783.99-7,178.77-2,010.45

Finding the Fourth Proportional to 4,783.99, 7,178.77 and 2,010.45

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Solution

The fourth proportional to 4,783.99, 7,178.77 and 2,010.45 is: 3,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.99 : 7,178.77 = 2,010.45 : x
  2. Step 2: Convert to fraction form
    4,783.99/7,178.77 = 2,010.45/x
  3. Step 3: Cross multiply
    4,783.99x = 7,178.77 × 2,010.45
  4. Step 4: Simplify right side
    4,783.99x = 14,432,558.15
  5. Step 5: Solve for x
    x = 14,432,558.15/4,783.99
  6. Step 6: Final answer
    x = 3,016.85

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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.