Home / 10,695.33-14,759.28-6,219.90

Finding the Fourth Proportional to 10,695.33, 14,759.28 and 6,219.90

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Solution

The fourth proportional to 10,695.33, 14,759.28 and 6,219.90 is: 8,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.33 : 14,759.28 = 6,219.90 : x
  2. Step 2: Convert to fraction form
    10,695.33/14,759.28 = 6,219.90/x
  3. Step 3: Cross multiply
    10,695.33x = 14,759.28 × 6,219.90
  4. Step 4: Simplify right side
    10,695.33x = 91,801,245.67
  5. Step 5: Solve for x
    x = 91,801,245.67/10,695.33
  6. Step 6: Final answer
    x = 8,583.30

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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.