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Finding the Fourth Proportional to 4,762.13, 6,571.73 and 2,899.13

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Solution

The fourth proportional to 4,762.13, 6,571.73 and 2,899.13 is: 4,000.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.13 : 6,571.73 = 2,899.13 : x
  2. Step 2: Convert to fraction form
    4,762.13/6,571.73 = 2,899.13/x
  3. Step 3: Cross multiply
    4,762.13x = 6,571.73 × 2,899.13
  4. Step 4: Simplify right side
    4,762.13x = 19,052,273.98
  5. Step 5: Solve for x
    x = 19,052,273.98/4,762.13
  6. Step 6: Final answer
    x = 4,000.79

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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.