Home / 8,358.37-11,532.25-5,170.13

Finding the Fourth Proportional to 8,358.37, 11,532.25 and 5,170.13

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Solution

The fourth proportional to 8,358.37, 11,532.25 and 5,170.13 is: 7,133.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.37 : 11,532.25 = 5,170.13 : x
  2. Step 2: Convert to fraction form
    8,358.37/11,532.25 = 5,170.13/x
  3. Step 3: Cross multiply
    8,358.37x = 11,532.25 × 5,170.13
  4. Step 4: Simplify right side
    8,358.37x = 59,623,161.11
  5. Step 5: Solve for x
    x = 59,623,161.11/8,358.37
  6. Step 6: Final answer
    x = 7,133.35

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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.