Home / 8,366.10-11,544.81-4,830.45

Finding the Fourth Proportional to 8,366.10, 11,544.81 and 4,830.45

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Solution

The fourth proportional to 8,366.10, 11,544.81 and 4,830.45 is: 6,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.10 : 11,544.81 = 4,830.45 : x
  2. Step 2: Convert to fraction form
    8,366.10/11,544.81 = 4,830.45/x
  3. Step 3: Cross multiply
    8,366.10x = 11,544.81 × 4,830.45
  4. Step 4: Simplify right side
    8,366.10x = 55,766,566.06
  5. Step 5: Solve for x
    x = 55,766,566.06/8,366.10
  6. Step 6: Final answer
    x = 6,665.78

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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.