Home / 10,211.14-14,089.86-5,734.24

Finding the Fourth Proportional to 10,211.14, 14,089.86 and 5,734.24

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Solution

The fourth proportional to 10,211.14, 14,089.86 and 5,734.24 is: 7,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.14 : 14,089.86 = 5,734.24 : x
  2. Step 2: Convert to fraction form
    10,211.14/14,089.86 = 5,734.24/x
  3. Step 3: Cross multiply
    10,211.14x = 14,089.86 × 5,734.24
  4. Step 4: Simplify right side
    10,211.14x = 80,794,638.81
  5. Step 5: Solve for x
    x = 80,794,638.81/10,211.14
  6. Step 6: Final answer
    x = 7,912.40

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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.