Home / 8,068.45-11,137.19-5,089.25

Finding the Fourth Proportional to 8,068.45, 11,137.19 and 5,089.25

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Solution

The fourth proportional to 8,068.45, 11,137.19 and 5,089.25 is: 7,024.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.45 : 11,137.19 = 5,089.25 : x
  2. Step 2: Convert to fraction form
    8,068.45/11,137.19 = 5,089.25/x
  3. Step 3: Cross multiply
    8,068.45x = 11,137.19 × 5,089.25
  4. Step 4: Simplify right side
    8,068.45x = 56,679,918.76
  5. Step 5: Solve for x
    x = 56,679,918.76/8,068.45
  6. Step 6: Final answer
    x = 7,024.88

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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.