Home / 7,983.68-11,018.88-6,092.16

Finding the Fourth Proportional to 7,983.68, 11,018.88 and 6,092.16

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Solution

The fourth proportional to 7,983.68, 11,018.88 and 6,092.16 is: 8,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.68 : 11,018.88 = 6,092.16 : x
  2. Step 2: Convert to fraction form
    7,983.68/11,018.88 = 6,092.16/x
  3. Step 3: Cross multiply
    7,983.68x = 11,018.88 × 6,092.16
  4. Step 4: Simplify right side
    7,983.68x = 67,128,779.98
  5. Step 5: Solve for x
    x = 67,128,779.98/7,983.68
  6. Step 6: Final answer
    x = 8,408.25

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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.