Home / 9,922.20-13,695.54-5,675.67

Finding the Fourth Proportional to 9,922.20, 13,695.54 and 5,675.67

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Solution

The fourth proportional to 9,922.20, 13,695.54 and 5,675.67 is: 7,834.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,922.20 : 13,695.54 = 5,675.67 : x
  2. Step 2: Convert to fraction form
    9,922.20/13,695.54 = 5,675.67/x
  3. Step 3: Cross multiply
    9,922.20x = 13,695.54 × 5,675.67
  4. Step 4: Simplify right side
    9,922.20x = 77,731,365.51
  5. Step 5: Solve for x
    x = 77,731,365.51/9,922.20
  6. Step 6: Final answer
    x = 7,834.09

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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.