Home / 2,320.12-3,480.33-933.46

Finding the Fourth Proportional to 2,320.12, 3,480.33 and 933.46

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Solution

The fourth proportional to 2,320.12, 3,480.33 and 933.46 is: 1,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.12 : 3,480.33 = 933.46 : x
  2. Step 2: Convert to fraction form
    2,320.12/3,480.33 = 933.46/x
  3. Step 3: Cross multiply
    2,320.12x = 3,480.33 × 933.46
  4. Step 4: Simplify right side
    2,320.12x = 3,248,726.77
  5. Step 5: Solve for x
    x = 3,248,726.77/2,320.12
  6. Step 6: Final answer
    x = 1,400.24

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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.