Home / 5,076.57-7,613.81-1,955.51

Finding the Fourth Proportional to 5,076.57, 7,613.81 and 1,955.51

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Solution

The fourth proportional to 5,076.57, 7,613.81 and 1,955.51 is: 2,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.57 : 7,613.81 = 1,955.51 : x
  2. Step 2: Convert to fraction form
    5,076.57/7,613.81 = 1,955.51/x
  3. Step 3: Cross multiply
    5,076.57x = 7,613.81 × 1,955.51
  4. Step 4: Simplify right side
    5,076.57x = 14,888,833.75
  5. Step 5: Solve for x
    x = 14,888,833.75/5,076.57
  6. Step 6: Final answer
    x = 2,932.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.