Home / 4,742.08-7,118.32-2,550.16

Finding the Fourth Proportional to 4,742.08, 7,118.32 and 2,550.16

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Solution

The fourth proportional to 4,742.08, 7,118.32 and 2,550.16 is: 3,828.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.08 : 7,118.32 = 2,550.16 : x
  2. Step 2: Convert to fraction form
    4,742.08/7,118.32 = 2,550.16/x
  3. Step 3: Cross multiply
    4,742.08x = 7,118.32 × 2,550.16
  4. Step 4: Simplify right side
    4,742.08x = 18,152,854.93
  5. Step 5: Solve for x
    x = 18,152,854.93/4,742.08
  6. Step 6: Final answer
    x = 3,828.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.