Home / 6,206.09-8,560.62-3,686.49

Finding the Fourth Proportional to 6,206.09, 8,560.62 and 3,686.49

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Solution

The fourth proportional to 6,206.09, 8,560.62 and 3,686.49 is: 5,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.09 : 8,560.62 = 3,686.49 : x
  2. Step 2: Convert to fraction form
    6,206.09/8,560.62 = 3,686.49/x
  3. Step 3: Cross multiply
    6,206.09x = 8,560.62 × 3,686.49
  4. Step 4: Simplify right side
    6,206.09x = 31,558,640.02
  5. Step 5: Solve for x
    x = 31,558,640.02/6,206.09
  6. Step 6: Final answer
    x = 5,085.11

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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.