Home / 6,208.16-8,566.88-3,690.50

Finding the Fourth Proportional to 6,208.16, 8,566.88 and 3,690.50

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Solution

The fourth proportional to 6,208.16, 8,566.88 and 3,690.50 is: 5,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.16 : 8,566.88 = 3,690.50 : x
  2. Step 2: Convert to fraction form
    6,208.16/8,566.88 = 3,690.50/x
  3. Step 3: Cross multiply
    6,208.16x = 8,566.88 × 3,690.50
  4. Step 4: Simplify right side
    6,208.16x = 31,616,009.35
  5. Step 5: Solve for x
    x = 31,616,009.35/6,208.16
  6. Step 6: Final answer
    x = 5,092.66

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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.