Home / 4,520.91-6,776.49-2,955.99

Finding the Fourth Proportional to 4,520.91, 6,776.49 and 2,955.99

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Solution

The fourth proportional to 4,520.91, 6,776.49 and 2,955.99 is: 4,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.91 : 6,776.49 = 2,955.99 : x
  2. Step 2: Convert to fraction form
    4,520.91/6,776.49 = 2,955.99/x
  3. Step 3: Cross multiply
    4,520.91x = 6,776.49 × 2,955.99
  4. Step 4: Simplify right side
    4,520.91x = 20,031,236.68
  5. Step 5: Solve for x
    x = 20,031,236.68/4,520.91
  6. Step 6: Final answer
    x = 4,430.80

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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.