Home / 3,688.08-5,530.38-1,346.46

Finding the Fourth Proportional to 3,688.08, 5,530.38 and 1,346.46

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Solution

The fourth proportional to 3,688.08, 5,530.38 and 1,346.46 is: 2,019.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.08 : 5,530.38 = 1,346.46 : x
  2. Step 2: Convert to fraction form
    3,688.08/5,530.38 = 1,346.46/x
  3. Step 3: Cross multiply
    3,688.08x = 5,530.38 × 1,346.46
  4. Step 4: Simplify right side
    3,688.08x = 7,446,435.45
  5. Step 5: Solve for x
    x = 7,446,435.45/3,688.08
  6. Step 6: Final answer
    x = 2,019.05

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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.