Home / 9,591.18-13,236.39-5,400.06

Finding the Fourth Proportional to 9,591.18, 13,236.39 and 5,400.06

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Solution

The fourth proportional to 9,591.18, 13,236.39 and 5,400.06 is: 7,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,591.18 : 13,236.39 = 5,400.06 : x
  2. Step 2: Convert to fraction form
    9,591.18/13,236.39 = 5,400.06/x
  3. Step 3: Cross multiply
    9,591.18x = 13,236.39 × 5,400.06
  4. Step 4: Simplify right side
    9,591.18x = 71,477,300.18
  5. Step 5: Solve for x
    x = 71,477,300.18/9,591.18
  6. Step 6: Final answer
    x = 7,452.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.