Home / 5,468.45-8,160.02-4,879.41

Finding the Fourth Proportional to 5,468.45, 8,160.02 and 4,879.41

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Solution

The fourth proportional to 5,468.45, 8,160.02 and 4,879.41 is: 7,281.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468.45 : 8,160.02 = 4,879.41 : x
  2. Step 2: Convert to fraction form
    5,468.45/8,160.02 = 4,879.41/x
  3. Step 3: Cross multiply
    5,468.45x = 8,160.02 × 4,879.41
  4. Step 4: Simplify right side
    5,468.45x = 39,816,017.99
  5. Step 5: Solve for x
    x = 39,816,017.99/5,468.45
  6. Step 6: Final answer
    x = 7,281.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.