Home / 9,109.55-13,662.75-2,535.77

Finding the Fourth Proportional to 9,109.55, 13,662.75 and 2,535.77

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Solution

The fourth proportional to 9,109.55, 13,662.75 and 2,535.77 is: 3,803.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109.55 : 13,662.75 = 2,535.77 : x
  2. Step 2: Convert to fraction form
    9,109.55/13,662.75 = 2,535.77/x
  3. Step 3: Cross multiply
    9,109.55x = 13,662.75 × 2,535.77
  4. Step 4: Simplify right side
    9,109.55x = 34,645,591.57
  5. Step 5: Solve for x
    x = 34,645,591.57/9,109.55
  6. Step 6: Final answer
    x = 3,803.22

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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.