Home / 3,688.23-5,533.34-1,091.17

Finding the Fourth Proportional to 3,688.23, 5,533.34 and 1,091.17

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Solution

The fourth proportional to 3,688.23, 5,533.34 and 1,091.17 is: 1,637.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.23 : 5,533.34 = 1,091.17 : x
  2. Step 2: Convert to fraction form
    3,688.23/5,533.34 = 1,091.17/x
  3. Step 3: Cross multiply
    3,688.23x = 5,533.34 × 1,091.17
  4. Step 4: Simplify right side
    3,688.23x = 6,037,795.32
  5. Step 5: Solve for x
    x = 6,037,795.32/3,688.23
  6. Step 6: Final answer
    x = 1,637.04

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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.