Home / 3,350.80-4,624.21-1,858.86

Finding the Fourth Proportional to 3,350.80, 4,624.21 and 1,858.86

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Solution

The fourth proportional to 3,350.80, 4,624.21 and 1,858.86 is: 2,565.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.80 : 4,624.21 = 1,858.86 : x
  2. Step 2: Convert to fraction form
    3,350.80/4,624.21 = 1,858.86/x
  3. Step 3: Cross multiply
    3,350.80x = 4,624.21 × 1,858.86
  4. Step 4: Simplify right side
    3,350.80x = 8,595,759.00
  5. Step 5: Solve for x
    x = 8,595,759.00/3,350.80
  6. Step 6: Final answer
    x = 2,565.29

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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.