Home / 4,933.44-6,806.96-3,140.32

Finding the Fourth Proportional to 4,933.44, 6,806.96 and 3,140.32

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Solution

The fourth proportional to 4,933.44, 6,806.96 and 3,140.32 is: 4,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.44 : 6,806.96 = 3,140.32 : x
  2. Step 2: Convert to fraction form
    4,933.44/6,806.96 = 3,140.32/x
  3. Step 3: Cross multiply
    4,933.44x = 6,806.96 × 3,140.32
  4. Step 4: Simplify right side
    4,933.44x = 21,376,032.63
  5. Step 5: Solve for x
    x = 21,376,032.63/4,933.44
  6. Step 6: Final answer
    x = 4,332.89

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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.