Home / 4,449.86-6,140.38-2,460.15

Finding the Fourth Proportional to 4,449.86, 6,140.38 and 2,460.15

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Solution

The fourth proportional to 4,449.86, 6,140.38 and 2,460.15 is: 3,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.86 : 6,140.38 = 2,460.15 : x
  2. Step 2: Convert to fraction form
    4,449.86/6,140.38 = 2,460.15/x
  3. Step 3: Cross multiply
    4,449.86x = 6,140.38 × 2,460.15
  4. Step 4: Simplify right side
    4,449.86x = 15,106,226.68
  5. Step 5: Solve for x
    x = 15,106,226.68/4,449.86
  6. Step 6: Final answer
    x = 3,394.76

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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.