Home / 4,378.35-6,041.59-2,785.19

Finding the Fourth Proportional to 4,378.35, 6,041.59 and 2,785.19

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Solution

The fourth proportional to 4,378.35, 6,041.59 and 2,785.19 is: 3,843.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.35 : 6,041.59 = 2,785.19 : x
  2. Step 2: Convert to fraction form
    4,378.35/6,041.59 = 2,785.19/x
  3. Step 3: Cross multiply
    4,378.35x = 6,041.59 × 2,785.19
  4. Step 4: Simplify right side
    4,378.35x = 16,826,938.88
  5. Step 5: Solve for x
    x = 16,826,938.88/4,378.35
  6. Step 6: Final answer
    x = 3,843.21

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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.