Home / 6,018.78-8,306.10-3,366.66

Finding the Fourth Proportional to 6,018.78, 8,306.10 and 3,366.66

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Solution

The fourth proportional to 6,018.78, 8,306.10 and 3,366.66 is: 4,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.78 : 8,306.10 = 3,366.66 : x
  2. Step 2: Convert to fraction form
    6,018.78/8,306.10 = 3,366.66/x
  3. Step 3: Cross multiply
    6,018.78x = 8,306.10 × 3,366.66
  4. Step 4: Simplify right side
    6,018.78x = 27,963,814.63
  5. Step 5: Solve for x
    x = 27,963,814.63/6,018.78
  6. Step 6: Final answer
    x = 4,646.09

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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.