Home / 6,110.03-8,431.84-3,315.53

Finding the Fourth Proportional to 6,110.03, 8,431.84 and 3,315.53

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Solution

The fourth proportional to 6,110.03, 8,431.84 and 3,315.53 is: 4,575.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.03 : 8,431.84 = 3,315.53 : x
  2. Step 2: Convert to fraction form
    6,110.03/8,431.84 = 3,315.53/x
  3. Step 3: Cross multiply
    6,110.03x = 8,431.84 × 3,315.53
  4. Step 4: Simplify right side
    6,110.03x = 27,956,047.84
  5. Step 5: Solve for x
    x = 27,956,047.84/6,110.03
  6. Step 6: Final answer
    x = 4,575.43

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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.