Home / 11,347.36-17,021.16-3,451.16

Finding the Fourth Proportional to 11,347.36, 17,021.16 and 3,451.16

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Solution

The fourth proportional to 11,347.36, 17,021.16 and 3,451.16 is: 5,176.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.36 : 17,021.16 = 3,451.16 : x
  2. Step 2: Convert to fraction form
    11,347.36/17,021.16 = 3,451.16/x
  3. Step 3: Cross multiply
    11,347.36x = 17,021.16 × 3,451.16
  4. Step 4: Simplify right side
    11,347.36x = 58,742,746.55
  5. Step 5: Solve for x
    x = 58,742,746.55/11,347.36
  6. Step 6: Final answer
    x = 5,176.78

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1.5x scale

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.