Home / 4,339.30-5,986.91-2,660.09

Finding the Fourth Proportional to 4,339.30, 5,986.91 and 2,660.09

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Solution

The fourth proportional to 4,339.30, 5,986.91 and 2,660.09 is: 3,670.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.30 : 5,986.91 = 2,660.09 : x
  2. Step 2: Convert to fraction form
    4,339.30/5,986.91 = 2,660.09/x
  3. Step 3: Cross multiply
    4,339.30x = 5,986.91 × 2,660.09
  4. Step 4: Simplify right side
    4,339.30x = 15,925,729.81
  5. Step 5: Solve for x
    x = 15,925,729.81/4,339.30
  6. Step 6: Final answer
    x = 3,670.12

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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.