Home / 6,085-8,397.30-3,290.50

Finding the Fourth Proportional to 6,085, 8,397.30 and 3,290.50

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Solution

The fourth proportional to 6,085, 8,397.30 and 3,290.50 is: 4,540.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085 : 8,397.30 = 3,290.50 : x
  2. Step 2: Convert to fraction form
    6,085/8,397.30 = 3,290.50/x
  3. Step 3: Cross multiply
    6,085x = 8,397.30 × 3,290.50
  4. Step 4: Simplify right side
    6,085x = 27,631,315.65
  5. Step 5: Solve for x
    x = 27,631,315.65/6,085
  6. Step 6: Final answer
    x = 4,540.89

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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.