Home / 8,983.08-12,373.38-6,993.48

Finding the Fourth Proportional to 8,983.08, 12,373.38 and 6,993.48

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Solution

The fourth proportional to 8,983.08, 12,373.38 and 6,993.48 is: 9,632.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.08 : 12,373.38 = 6,993.48 : x
  2. Step 2: Convert to fraction form
    8,983.08/12,373.38 = 6,993.48/x
  3. Step 3: Cross multiply
    8,983.08x = 12,373.38 × 6,993.48
  4. Step 4: Simplify right side
    8,983.08x = 86,532,985.56
  5. Step 5: Solve for x
    x = 86,532,985.56/8,983.08
  6. Step 6: Final answer
    x = 9,632.89

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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.