Home / 3,688.25-5,527.45-1,346.06

Finding the Fourth Proportional to 3,688.25, 5,527.45 and 1,346.06

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Solution

The fourth proportional to 3,688.25, 5,527.45 and 1,346.06 is: 2,017.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.25 : 5,527.45 = 1,346.06 : x
  2. Step 2: Convert to fraction form
    3,688.25/5,527.45 = 1,346.06/x
  3. Step 3: Cross multiply
    3,688.25x = 5,527.45 × 1,346.06
  4. Step 4: Simplify right side
    3,688.25x = 7,440,253.39
  5. Step 5: Solve for x
    x = 7,440,253.39/3,688.25
  6. Step 6: Final answer
    x = 2,017.28

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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.