Home / 4,577.79-6,317.82-2,785.39

Finding the Fourth Proportional to 4,577.79, 6,317.82 and 2,785.39

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Solution

The fourth proportional to 4,577.79, 6,317.82 and 2,785.39 is: 3,844.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.79 : 6,317.82 = 2,785.39 : x
  2. Step 2: Convert to fraction form
    4,577.79/6,317.82 = 2,785.39/x
  3. Step 3: Cross multiply
    4,577.79x = 6,317.82 × 2,785.39
  4. Step 4: Simplify right side
    4,577.79x = 17,597,607.04
  5. Step 5: Solve for x
    x = 17,597,607.04/4,577.79
  6. Step 6: Final answer
    x = 3,844.13

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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.