Home / 10,984.44-15,163.02-7,632.12

Finding the Fourth Proportional to 10,984.44, 15,163.02 and 7,632.12

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Solution

The fourth proportional to 10,984.44, 15,163.02 and 7,632.12 is: 10,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.44 : 15,163.02 = 7,632.12 : x
  2. Step 2: Convert to fraction form
    10,984.44/15,163.02 = 7,632.12/x
  3. Step 3: Cross multiply
    10,984.44x = 15,163.02 × 7,632.12
  4. Step 4: Simplify right side
    10,984.44x = 115,725,988.20
  5. Step 5: Solve for x
    x = 115,725,988.20/10,984.44
  6. Step 6: Final answer
    x = 10,535.45

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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.