Home / 9,158.36-13,742.73-3,612.14

Finding the Fourth Proportional to 9,158.36, 13,742.73 and 3,612.14

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Solution

The fourth proportional to 9,158.36, 13,742.73 and 3,612.14 is: 5,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.36 : 13,742.73 = 3,612.14 : x
  2. Step 2: Convert to fraction form
    9,158.36/13,742.73 = 3,612.14/x
  3. Step 3: Cross multiply
    9,158.36x = 13,742.73 × 3,612.14
  4. Step 4: Simplify right side
    9,158.36x = 49,640,645.52
  5. Step 5: Solve for x
    x = 49,640,645.52/9,158.36
  6. Step 6: Final answer
    x = 5,420.25

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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.