Home / 4,470.86-6,168.69-2,678.63

Finding the Fourth Proportional to 4,470.86, 6,168.69 and 2,678.63

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Solution

The fourth proportional to 4,470.86, 6,168.69 and 2,678.63 is: 3,695.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.86 : 6,168.69 = 2,678.63 : x
  2. Step 2: Convert to fraction form
    4,470.86/6,168.69 = 2,678.63/x
  3. Step 3: Cross multiply
    4,470.86x = 6,168.69 × 2,678.63
  4. Step 4: Simplify right side
    4,470.86x = 16,523,625.46
  5. Step 5: Solve for x
    x = 16,523,625.46/4,470.86
  6. Step 6: Final answer
    x = 3,695.85

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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.