Home / 5,607.10-7,736.99-3,089.20

Finding the Fourth Proportional to 5,607.10, 7,736.99 and 3,089.20

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Solution

The fourth proportional to 5,607.10, 7,736.99 and 3,089.20 is: 4,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.10 : 7,736.99 = 3,089.20 : x
  2. Step 2: Convert to fraction form
    5,607.10/7,736.99 = 3,089.20/x
  3. Step 3: Cross multiply
    5,607.10x = 7,736.99 × 3,089.20
  4. Step 4: Simplify right side
    5,607.10x = 23,901,109.51
  5. Step 5: Solve for x
    x = 23,901,109.51/5,607.10
  6. Step 6: Final answer
    x = 4,262.65

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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.