Home / 10,012.13-13,817.39-5,763.72

Finding the Fourth Proportional to 10,012.13, 13,817.39 and 5,763.72

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Solution

The fourth proportional to 10,012.13, 13,817.39 and 5,763.72 is: 7,954.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.13 : 13,817.39 = 5,763.72 : x
  2. Step 2: Convert to fraction form
    10,012.13/13,817.39 = 5,763.72/x
  3. Step 3: Cross multiply
    10,012.13x = 13,817.39 × 5,763.72
  4. Step 4: Simplify right side
    10,012.13x = 79,639,512.41
  5. Step 5: Solve for x
    x = 79,639,512.41/10,012.13
  6. Step 6: Final answer
    x = 7,954.30

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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.