Home / 9,107.91-13,656.33-3,560.22

Finding the Fourth Proportional to 9,107.91, 13,656.33 and 3,560.22

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Solution

The fourth proportional to 9,107.91, 13,656.33 and 3,560.22 is: 5,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.91 : 13,656.33 = 3,560.22 : x
  2. Step 2: Convert to fraction form
    9,107.91/13,656.33 = 3,560.22/x
  3. Step 3: Cross multiply
    9,107.91x = 13,656.33 × 3,560.22
  4. Step 4: Simplify right side
    9,107.91x = 48,619,539.19
  5. Step 5: Solve for x
    x = 48,619,539.19/9,107.91
  6. Step 6: Final answer
    x = 5,338.17

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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.