Home / 1,088.24-1,632.60-357.89

Finding the Fourth Proportional to 1,088.24, 1,632.60 and 357.89

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Solution

The fourth proportional to 1,088.24, 1,632.60 and 357.89 is: 536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.24 : 1,632.60 = 357.89 : x
  2. Step 2: Convert to fraction form
    1,088.24/1,632.60 = 357.89/x
  3. Step 3: Cross multiply
    1,088.24x = 1,632.60 × 357.89
  4. Step 4: Simplify right side
    1,088.24x = 584,295.30
  5. Step 5: Solve for x
    x = 584,295.30/1,088.24
  6. Step 6: Final answer
    x = 536.92

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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.