Home / 4,651.86-6,419.52-2,555.94

Finding the Fourth Proportional to 4,651.86, 6,419.52 and 2,555.94

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Solution

The fourth proportional to 4,651.86, 6,419.52 and 2,555.94 is: 3,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.86 : 6,419.52 = 2,555.94 : x
  2. Step 2: Convert to fraction form
    4,651.86/6,419.52 = 2,555.94/x
  3. Step 3: Cross multiply
    4,651.86x = 6,419.52 × 2,555.94
  4. Step 4: Simplify right side
    4,651.86x = 16,407,907.95
  5. Step 5: Solve for x
    x = 16,407,907.95/4,651.86
  6. Step 6: Final answer
    x = 3,527.17

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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.