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Finding the Fourth Proportional to 4,998.65, 6,903.50 and 4,448.93

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Solution

The fourth proportional to 4,998.65, 6,903.50 and 4,448.93 is: 6,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.65 : 6,903.50 = 4,448.93 : x
  2. Step 2: Convert to fraction form
    4,998.65/6,903.50 = 4,448.93/x
  3. Step 3: Cross multiply
    4,998.65x = 6,903.50 × 4,448.93
  4. Step 4: Simplify right side
    4,998.65x = 30,713,131.49
  5. Step 5: Solve for x
    x = 30,713,131.49/4,998.65
  6. Step 6: Final answer
    x = 6,144.29

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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.