Home / 5,277-7,874.58-4,577.16

Finding the Fourth Proportional to 5,277, 7,874.58 and 4,577.16

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Solution

The fourth proportional to 5,277, 7,874.58 and 4,577.16 is: 6,830.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277 : 7,874.58 = 4,577.16 : x
  2. Step 2: Convert to fraction form
    5,277/7,874.58 = 4,577.16/x
  3. Step 3: Cross multiply
    5,277x = 7,874.58 × 4,577.16
  4. Step 4: Simplify right side
    5,277x = 36,043,212.59
  5. Step 5: Solve for x
    x = 36,043,212.59/5,277
  6. Step 6: Final answer
    x = 6,830.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.