Home / 4,919.04-6,788.28-2,929.66

Finding the Fourth Proportional to 4,919.04, 6,788.28 and 2,929.66

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Solution

The fourth proportional to 4,919.04, 6,788.28 and 2,929.66 is: 4,042.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.04 : 6,788.28 = 2,929.66 : x
  2. Step 2: Convert to fraction form
    4,919.04/6,788.28 = 2,929.66/x
  3. Step 3: Cross multiply
    4,919.04x = 6,788.28 × 2,929.66
  4. Step 4: Simplify right side
    4,919.04x = 19,887,352.38
  5. Step 5: Solve for x
    x = 19,887,352.38/4,919.04
  6. Step 6: Final answer
    x = 4,042.93

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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.