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Finding the Fourth Proportional to 3,564.93, 4,914.81 and 2,501.28

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Solution

The fourth proportional to 3,564.93, 4,914.81 and 2,501.28 is: 3,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.93 : 4,914.81 = 2,501.28 : x
  2. Step 2: Convert to fraction form
    3,564.93/4,914.81 = 2,501.28/x
  3. Step 3: Cross multiply
    3,564.93x = 4,914.81 × 2,501.28
  4. Step 4: Simplify right side
    3,564.93x = 12,293,315.96
  5. Step 5: Solve for x
    x = 12,293,315.96/3,564.93
  6. Step 6: Final answer
    x = 3,448.40

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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.