Home / 1,453.86-2,177.48-926.77

Finding the Fourth Proportional to 1,453.86, 2,177.48 and 926.77

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Solution

The fourth proportional to 1,453.86, 2,177.48 and 926.77 is: 1,388.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453.86 : 2,177.48 = 926.77 : x
  2. Step 2: Convert to fraction form
    1,453.86/2,177.48 = 926.77/x
  3. Step 3: Cross multiply
    1,453.86x = 2,177.48 × 926.77
  4. Step 4: Simplify right side
    1,453.86x = 2,018,020.01
  5. Step 5: Solve for x
    x = 2,018,020.01/1,453.86
  6. Step 6: Final answer
    x = 1,388.04

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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.