Home / 4,380.08-6,043.41-4,188.71

Finding the Fourth Proportional to 4,380.08, 6,043.41 and 4,188.71

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Solution

The fourth proportional to 4,380.08, 6,043.41 and 4,188.71 is: 5,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.08 : 6,043.41 = 4,188.71 : x
  2. Step 2: Convert to fraction form
    4,380.08/6,043.41 = 4,188.71/x
  3. Step 3: Cross multiply
    4,380.08x = 6,043.41 × 4,188.71
  4. Step 4: Simplify right side
    4,380.08x = 25,314,107.01
  5. Step 5: Solve for x
    x = 25,314,107.01/4,380.08
  6. Step 6: Final answer
    x = 5,779.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.