Home / 4,867.24-7,302.68-2,920.84

Finding the Fourth Proportional to 4,867.24, 7,302.68 and 2,920.84

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Solution

The fourth proportional to 4,867.24, 7,302.68 and 2,920.84 is: 4,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.24 : 7,302.68 = 2,920.84 : x
  2. Step 2: Convert to fraction form
    4,867.24/7,302.68 = 2,920.84/x
  3. Step 3: Cross multiply
    4,867.24x = 7,302.68 × 2,920.84
  4. Step 4: Simplify right side
    4,867.24x = 21,329,959.85
  5. Step 5: Solve for x
    x = 21,329,959.85/4,867.24
  6. Step 6: Final answer
    x = 4,382.35

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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.