Home / 7,185.73-10,778.46-5,068.66

Finding the Fourth Proportional to 7,185.73, 10,778.46 and 5,068.66

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Solution

The fourth proportional to 7,185.73, 10,778.46 and 5,068.66 is: 7,602.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185.73 : 10,778.46 = 5,068.66 : x
  2. Step 2: Convert to fraction form
    7,185.73/10,778.46 = 5,068.66/x
  3. Step 3: Cross multiply
    7,185.73x = 10,778.46 × 5,068.66
  4. Step 4: Simplify right side
    7,185.73x = 54,632,349.06
  5. Step 5: Solve for x
    x = 54,632,349.06/7,185.73
  6. Step 6: Final answer
    x = 7,602.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.