Home / 2,349.30-3,240.94-1,651.08

Finding the Fourth Proportional to 2,349.30, 3,240.94 and 1,651.08

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Solution

The fourth proportional to 2,349.30, 3,240.94 and 1,651.08 is: 2,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.30 : 3,240.94 = 1,651.08 : x
  2. Step 2: Convert to fraction form
    2,349.30/3,240.94 = 1,651.08/x
  3. Step 3: Cross multiply
    2,349.30x = 3,240.94 × 1,651.08
  4. Step 4: Simplify right side
    2,349.30x = 5,351,051.22
  5. Step 5: Solve for x
    x = 5,351,051.22/2,349.30
  6. Step 6: Final answer
    x = 2,277.72

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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.