Home / 9,765.87-14,645.77-3,525.07

Finding the Fourth Proportional to 9,765.87, 14,645.77 and 3,525.07

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Solution

The fourth proportional to 9,765.87, 14,645.77 and 3,525.07 is: 5,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,765.87 : 14,645.77 = 3,525.07 : x
  2. Step 2: Convert to fraction form
    9,765.87/14,645.77 = 3,525.07/x
  3. Step 3: Cross multiply
    9,765.87x = 14,645.77 × 3,525.07
  4. Step 4: Simplify right side
    9,765.87x = 51,627,364.45
  5. Step 5: Solve for x
    x = 51,627,364.45/9,765.87
  6. Step 6: Final answer
    x = 5,286.51

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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.