Home / 4,934.16-6,809.40-2,838.60

Finding the Fourth Proportional to 4,934.16, 6,809.40 and 2,838.60

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Solution

The fourth proportional to 4,934.16, 6,809.40 and 2,838.60 is: 3,917.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.16 : 6,809.40 = 2,838.60 : x
  2. Step 2: Convert to fraction form
    4,934.16/6,809.40 = 2,838.60/x
  3. Step 3: Cross multiply
    4,934.16x = 6,809.40 × 2,838.60
  4. Step 4: Simplify right side
    4,934.16x = 19,329,162.84
  5. Step 5: Solve for x
    x = 19,329,162.84/4,934.16
  6. Step 6: Final answer
    x = 3,917.42

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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.