Home / 10,113.09-15,133.74-6,163.17

Finding the Fourth Proportional to 10,113.09, 15,133.74 and 6,163.17

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Solution

The fourth proportional to 10,113.09, 15,133.74 and 6,163.17 is: 9,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113.09 : 15,133.74 = 6,163.17 : x
  2. Step 2: Convert to fraction form
    10,113.09/15,133.74 = 6,163.17/x
  3. Step 3: Cross multiply
    10,113.09x = 15,133.74 × 6,163.17
  4. Step 4: Simplify right side
    10,113.09x = 93,271,812.36
  5. Step 5: Solve for x
    x = 93,271,812.36/10,113.09
  6. Step 6: Final answer
    x = 9,222.88

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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.