Home / 6,185.73-9,278.47-1,505.77

Finding the Fourth Proportional to 6,185.73, 9,278.47 and 1,505.77

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Solution

The fourth proportional to 6,185.73, 9,278.47 and 1,505.77 is: 2,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.73 : 9,278.47 = 1,505.77 : x
  2. Step 2: Convert to fraction form
    6,185.73/9,278.47 = 1,505.77/x
  3. Step 3: Cross multiply
    6,185.73x = 9,278.47 × 1,505.77
  4. Step 4: Simplify right side
    6,185.73x = 13,971,211.99
  5. Step 5: Solve for x
    x = 13,971,211.99/6,185.73
  6. Step 6: Final answer
    x = 2,258.62

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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.