Home / 2,370.32-3,552.74-1,330.80

Finding the Fourth Proportional to 2,370.32, 3,552.74 and 1,330.80

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Solution

The fourth proportional to 2,370.32, 3,552.74 and 1,330.80 is: 1,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.32 : 3,552.74 = 1,330.80 : x
  2. Step 2: Convert to fraction form
    2,370.32/3,552.74 = 1,330.80/x
  3. Step 3: Cross multiply
    2,370.32x = 3,552.74 × 1,330.80
  4. Step 4: Simplify right side
    2,370.32x = 4,727,986.39
  5. Step 5: Solve for x
    x = 4,727,986.39/2,370.32
  6. Step 6: Final answer
    x = 1,994.66

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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.