Home / 1,088.21-1,629.20-1,019.24

Finding the Fourth Proportional to 1,088.21, 1,629.20 and 1,019.24

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Solution

The fourth proportional to 1,088.21, 1,629.20 and 1,019.24 is: 1,525.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.21 : 1,629.20 = 1,019.24 : x
  2. Step 2: Convert to fraction form
    1,088.21/1,629.20 = 1,019.24/x
  3. Step 3: Cross multiply
    1,088.21x = 1,629.20 × 1,019.24
  4. Step 4: Simplify right side
    1,088.21x = 1,660,545.81
  5. Step 5: Solve for x
    x = 1,660,545.81/1,088.21
  6. Step 6: Final answer
    x = 1,525.94

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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.