Home / 1,526.76-2,288.79-746.33

Finding the Fourth Proportional to 1,526.76, 2,288.79 and 746.33

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Solution

The fourth proportional to 1,526.76, 2,288.79 and 746.33 is: 1,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.76 : 2,288.79 = 746.33 : x
  2. Step 2: Convert to fraction form
    1,526.76/2,288.79 = 746.33/x
  3. Step 3: Cross multiply
    1,526.76x = 2,288.79 × 746.33
  4. Step 4: Simplify right side
    1,526.76x = 1,708,181.20
  5. Step 5: Solve for x
    x = 1,708,181.20/1,526.76
  6. Step 6: Final answer
    x = 1,118.83

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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.