Home / 2,320.54-3,199.66-1,574.98

Finding the Fourth Proportional to 2,320.54, 3,199.66 and 1,574.98

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Solution

The fourth proportional to 2,320.54, 3,199.66 and 1,574.98 is: 2,171.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.54 : 3,199.66 = 1,574.98 : x
  2. Step 2: Convert to fraction form
    2,320.54/3,199.66 = 1,574.98/x
  3. Step 3: Cross multiply
    2,320.54x = 3,199.66 × 1,574.98
  4. Step 4: Simplify right side
    2,320.54x = 5,039,388.57
  5. Step 5: Solve for x
    x = 5,039,388.57/2,320.54
  6. Step 6: Final answer
    x = 2,171.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.