Home / 4,350.40-6,511.20-4,004.80

Finding the Fourth Proportional to 4,350.40, 6,511.20 and 4,004.80

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Solution

The fourth proportional to 4,350.40, 6,511.20 and 4,004.80 is: 5,993.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.40 : 6,511.20 = 4,004.80 : x
  2. Step 2: Convert to fraction form
    4,350.40/6,511.20 = 4,004.80/x
  3. Step 3: Cross multiply
    4,350.40x = 6,511.20 × 4,004.80
  4. Step 4: Simplify right side
    4,350.40x = 26,076,053.76
  5. Step 5: Solve for x
    x = 26,076,053.76/4,350.40
  6. Step 6: Final answer
    x = 5,993.94

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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.