Home / 10,012.25-13,817.43-5,763.95

Finding the Fourth Proportional to 10,012.25, 13,817.43 and 5,763.95

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Solution

The fourth proportional to 10,012.25, 13,817.43 and 5,763.95 is: 7,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.25 : 13,817.43 = 5,763.95 : x
  2. Step 2: Convert to fraction form
    10,012.25/13,817.43 = 5,763.95/x
  3. Step 3: Cross multiply
    10,012.25x = 13,817.43 × 5,763.95
  4. Step 4: Simplify right side
    10,012.25x = 79,642,975.65
  5. Step 5: Solve for x
    x = 79,642,975.65/10,012.25
  6. Step 6: Final answer
    x = 7,954.55

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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.