Home / 4,956.28-6,839.61-2,860.36

Finding the Fourth Proportional to 4,956.28, 6,839.61 and 2,860.36

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Solution

The fourth proportional to 4,956.28, 6,839.61 and 2,860.36 is: 3,947.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.28 : 6,839.61 = 2,860.36 : x
  2. Step 2: Convert to fraction form
    4,956.28/6,839.61 = 2,860.36/x
  3. Step 3: Cross multiply
    4,956.28x = 6,839.61 × 2,860.36
  4. Step 4: Simplify right side
    4,956.28x = 19,563,746.86
  5. Step 5: Solve for x
    x = 19,563,746.86/4,956.28
  6. Step 6: Final answer
    x = 3,947.26

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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.