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Finding the Fourth Proportional to 4,664.65, 7,000.41 and 3,435.34

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Solution

The fourth proportional to 4,664.65, 7,000.41 and 3,435.34 is: 5,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.65 : 7,000.41 = 3,435.34 : x
  2. Step 2: Convert to fraction form
    4,664.65/7,000.41 = 3,435.34/x
  3. Step 3: Cross multiply
    4,664.65x = 7,000.41 × 3,435.34
  4. Step 4: Simplify right side
    4,664.65x = 24,048,788.49
  5. Step 5: Solve for x
    x = 24,048,788.49/4,664.65
  6. Step 6: Final answer
    x = 5,155.54

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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.