Home / 4,934.40-6,809.28-2,838.24

Finding the Fourth Proportional to 4,934.40, 6,809.28 and 2,838.24

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Solution

The fourth proportional to 4,934.40, 6,809.28 and 2,838.24 is: 3,916.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.40 : 6,809.28 = 2,838.24 : x
  2. Step 2: Convert to fraction form
    4,934.40/6,809.28 = 2,838.24/x
  3. Step 3: Cross multiply
    4,934.40x = 6,809.28 × 2,838.24
  4. Step 4: Simplify right side
    4,934.40x = 19,326,370.87
  5. Step 5: Solve for x
    x = 19,326,370.87/4,934.40
  6. Step 6: Final answer
    x = 3,916.66

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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.