Home / 11,734.19-17,603.57-5,160.35

Finding the Fourth Proportional to 11,734.19, 17,603.57 and 5,160.35

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Solution

The fourth proportional to 11,734.19, 17,603.57 and 5,160.35 is: 7,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.19 : 17,603.57 = 5,160.35 : x
  2. Step 2: Convert to fraction form
    11,734.19/17,603.57 = 5,160.35/x
  3. Step 3: Cross multiply
    11,734.19x = 17,603.57 × 5,160.35
  4. Step 4: Simplify right side
    11,734.19x = 90,840,582.45
  5. Step 5: Solve for x
    x = 90,840,582.45/11,734.19
  6. Step 6: Final answer
    x = 7,741.53

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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.