Home / 10,615.73-15,923.53-2,718.23

Finding the Fourth Proportional to 10,615.73, 15,923.53 and 2,718.23

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Solution

The fourth proportional to 10,615.73, 15,923.53 and 2,718.23 is: 4,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,615.73 : 15,923.53 = 2,718.23 : x
  2. Step 2: Convert to fraction form
    10,615.73/15,923.53 = 2,718.23/x
  3. Step 3: Cross multiply
    10,615.73x = 15,923.53 × 2,718.23
  4. Step 4: Simplify right side
    10,615.73x = 43,283,816.95
  5. Step 5: Solve for x
    x = 43,283,816.95/10,615.73
  6. Step 6: Final answer
    x = 4,077.33

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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.