Home / 5,088.51-7,022.70-2,850.48

Finding the Fourth Proportional to 5,088.51, 7,022.70 and 2,850.48

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Solution

The fourth proportional to 5,088.51, 7,022.70 and 2,850.48 is: 3,933.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.51 : 7,022.70 = 2,850.48 : x
  2. Step 2: Convert to fraction form
    5,088.51/7,022.70 = 2,850.48/x
  3. Step 3: Cross multiply
    5,088.51x = 7,022.70 × 2,850.48
  4. Step 4: Simplify right side
    5,088.51x = 20,018,065.90
  5. Step 5: Solve for x
    x = 20,018,065.90/5,088.51
  6. Step 6: Final answer
    x = 3,933.97

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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.