Home / 2,317.62-3,195.77-1,785.35

Finding the Fourth Proportional to 2,317.62, 3,195.77 and 1,785.35

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Solution

The fourth proportional to 2,317.62, 3,195.77 and 1,785.35 is: 2,461.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.62 : 3,195.77 = 1,785.35 : x
  2. Step 2: Convert to fraction form
    2,317.62/3,195.77 = 1,785.35/x
  3. Step 3: Cross multiply
    2,317.62x = 3,195.77 × 1,785.35
  4. Step 4: Simplify right side
    2,317.62x = 5,705,551.99
  5. Step 5: Solve for x
    x = 5,705,551.99/2,317.62
  6. Step 6: Final answer
    x = 2,461.82

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1.5x scale

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.