Home / 4,485.21-6,176.73-4,470.63

Finding the Fourth Proportional to 4,485.21, 6,176.73 and 4,470.63

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Solution

The fourth proportional to 4,485.21, 6,176.73 and 4,470.63 is: 6,156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.21 : 6,176.73 = 4,470.63 : x
  2. Step 2: Convert to fraction form
    4,485.21/6,176.73 = 4,470.63/x
  3. Step 3: Cross multiply
    4,485.21x = 6,176.73 × 4,470.63
  4. Step 4: Simplify right side
    4,485.21x = 27,613,874.44
  5. Step 5: Solve for x
    x = 27,613,874.44/4,485.21
  6. Step 6: Final answer
    x = 6,156.65

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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.