Home / 4,886.30-7,320.26-2,418.23

Finding the Fourth Proportional to 4,886.30, 7,320.26 and 2,418.23

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Solution

The fourth proportional to 4,886.30, 7,320.26 and 2,418.23 is: 3,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.30 : 7,320.26 = 2,418.23 : x
  2. Step 2: Convert to fraction form
    4,886.30/7,320.26 = 2,418.23/x
  3. Step 3: Cross multiply
    4,886.30x = 7,320.26 × 2,418.23
  4. Step 4: Simplify right side
    4,886.30x = 17,702,023.65
  5. Step 5: Solve for x
    x = 17,702,023.65/4,886.30
  6. Step 6: Final answer
    x = 3,622.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.