Home / 4,579.92-6,317.28-2,810.88

Finding the Fourth Proportional to 4,579.92, 6,317.28 and 2,810.88

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Solution

The fourth proportional to 4,579.92, 6,317.28 and 2,810.88 is: 3,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.92 : 6,317.28 = 2,810.88 : x
  2. Step 2: Convert to fraction form
    4,579.92/6,317.28 = 2,810.88/x
  3. Step 3: Cross multiply
    4,579.92x = 6,317.28 × 2,810.88
  4. Step 4: Simplify right side
    4,579.92x = 17,757,116.01
  5. Step 5: Solve for x
    x = 17,757,116.01/4,579.92
  6. Step 6: Final answer
    x = 3,877.17

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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.