Home / 1,037.03-1,556.66-922.21

Finding the Fourth Proportional to 1,037.03, 1,556.66 and 922.21

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Solution

The fourth proportional to 1,037.03, 1,556.66 and 922.21 is: 1,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.03 : 1,556.66 = 922.21 : x
  2. Step 2: Convert to fraction form
    1,037.03/1,556.66 = 922.21/x
  3. Step 3: Cross multiply
    1,037.03x = 1,556.66 × 922.21
  4. Step 4: Simplify right side
    1,037.03x = 1,435,565.83
  5. Step 5: Solve for x
    x = 1,435,565.83/1,037.03
  6. Step 6: Final answer
    x = 1,384.31

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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.