Home / 5,088.12-7,619.22-3,351.48

Finding the Fourth Proportional to 5,088.12, 7,619.22 and 3,351.48

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Solution

The fourth proportional to 5,088.12, 7,619.22 and 3,351.48 is: 5,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.12 : 7,619.22 = 3,351.48 : x
  2. Step 2: Convert to fraction form
    5,088.12/7,619.22 = 3,351.48/x
  3. Step 3: Cross multiply
    5,088.12x = 7,619.22 × 3,351.48
  4. Step 4: Simplify right side
    5,088.12x = 25,535,663.45
  5. Step 5: Solve for x
    x = 25,535,663.45/5,088.12
  6. Step 6: Final answer
    x = 5,018.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.