Home / 4,935.60-6,808.32-2,839.32

Finding the Fourth Proportional to 4,935.60, 6,808.32 and 2,839.32

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Solution

The fourth proportional to 4,935.60, 6,808.32 and 2,839.32 is: 3,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.60 : 6,808.32 = 2,839.32 : x
  2. Step 2: Convert to fraction form
    4,935.60/6,808.32 = 2,839.32/x
  3. Step 3: Cross multiply
    4,935.60x = 6,808.32 × 2,839.32
  4. Step 4: Simplify right side
    4,935.60x = 19,330,999.14
  5. Step 5: Solve for x
    x = 19,330,999.14/4,935.60
  6. Step 6: Final answer
    x = 3,916.65

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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.