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Finding the Fourth Proportional to 4,783.65, 6,600.04 and 3,015.82

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Solution

The fourth proportional to 4,783.65, 6,600.04 and 3,015.82 is: 4,160.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.65 : 6,600.04 = 3,015.82 : x
  2. Step 2: Convert to fraction form
    4,783.65/6,600.04 = 3,015.82/x
  3. Step 3: Cross multiply
    4,783.65x = 6,600.04 × 3,015.82
  4. Step 4: Simplify right side
    4,783.65x = 19,904,532.63
  5. Step 5: Solve for x
    x = 19,904,532.63/4,783.65
  6. Step 6: Final answer
    x = 4,160.95

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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.