Home / 2,613.30-3,607.50-1,670.33

Finding the Fourth Proportional to 2,613.30, 3,607.50 and 1,670.33

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Solution

The fourth proportional to 2,613.30, 3,607.50 and 1,670.33 is: 2,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613.30 : 3,607.50 = 1,670.33 : x
  2. Step 2: Convert to fraction form
    2,613.30/3,607.50 = 1,670.33/x
  3. Step 3: Cross multiply
    2,613.30x = 3,607.50 × 1,670.33
  4. Step 4: Simplify right side
    2,613.30x = 6,025,715.48
  5. Step 5: Solve for x
    x = 6,025,715.48/2,613.30
  6. Step 6: Final answer
    x = 2,305.79

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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.