Home / 9,591.19-14,367.64-7,620.15

Finding the Fourth Proportional to 9,591.19, 14,367.64 and 7,620.15

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Solution

The fourth proportional to 9,591.19, 14,367.64 and 7,620.15 is: 11,415.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,591.19 : 14,367.64 = 7,620.15 : x
  2. Step 2: Convert to fraction form
    9,591.19/14,367.64 = 7,620.15/x
  3. Step 3: Cross multiply
    9,591.19x = 14,367.64 × 7,620.15
  4. Step 4: Simplify right side
    9,591.19x = 109,483,571.95
  5. Step 5: Solve for x
    x = 109,483,571.95/9,591.19
  6. Step 6: Final answer
    x = 11,415.01

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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.