Home / 1,733.74-2,388.63-1,314.70

Finding the Fourth Proportional to 1,733.74, 2,388.63 and 1,314.70

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Solution

The fourth proportional to 1,733.74, 2,388.63 and 1,314.70 is: 1,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.74 : 2,388.63 = 1,314.70 : x
  2. Step 2: Convert to fraction form
    1,733.74/2,388.63 = 1,314.70/x
  3. Step 3: Cross multiply
    1,733.74x = 2,388.63 × 1,314.70
  4. Step 4: Simplify right side
    1,733.74x = 3,140,331.86
  5. Step 5: Solve for x
    x = 3,140,331.86/1,733.74
  6. Step 6: Final answer
    x = 1,811.30

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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.