Home / 5,606.39-8,409.55-2,097.28

Finding the Fourth Proportional to 5,606.39, 8,409.55 and 2,097.28

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Solution

The fourth proportional to 5,606.39, 8,409.55 and 2,097.28 is: 3,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.39 : 8,409.55 = 2,097.28 : x
  2. Step 2: Convert to fraction form
    5,606.39/8,409.55 = 2,097.28/x
  3. Step 3: Cross multiply
    5,606.39x = 8,409.55 × 2,097.28
  4. Step 4: Simplify right side
    5,606.39x = 17,637,181.02
  5. Step 5: Solve for x
    x = 17,637,181.02/5,606.39
  6. Step 6: Final answer
    x = 3,145.91

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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.