Home / 2,476.30-3,715.80-1,015.60

Finding the Fourth Proportional to 2,476.30, 3,715.80 and 1,015.60

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Solution

The fourth proportional to 2,476.30, 3,715.80 and 1,015.60 is: 1,523.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.30 : 3,715.80 = 1,015.60 : x
  2. Step 2: Convert to fraction form
    2,476.30/3,715.80 = 1,015.60/x
  3. Step 3: Cross multiply
    2,476.30x = 3,715.80 × 1,015.60
  4. Step 4: Simplify right side
    2,476.30x = 3,773,766.48
  5. Step 5: Solve for x
    x = 3,773,766.48/2,476.30
  6. Step 6: Final answer
    x = 1,523.95

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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.