Home / 6,085.45-8,397.90-3,290.95

Finding the Fourth Proportional to 6,085.45, 8,397.90 and 3,290.95

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Solution

The fourth proportional to 6,085.45, 8,397.90 and 3,290.95 is: 4,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.45 : 8,397.90 = 3,290.95 : x
  2. Step 2: Convert to fraction form
    6,085.45/8,397.90 = 3,290.95/x
  3. Step 3: Cross multiply
    6,085.45x = 8,397.90 × 3,290.95
  4. Step 4: Simplify right side
    6,085.45x = 27,637,069.01
  5. Step 5: Solve for x
    x = 27,637,069.01/6,085.45
  6. Step 6: Final answer
    x = 4,541.50

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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.