Home / 5,020.96-6,929.16-3,133.66

Finding the Fourth Proportional to 5,020.96, 6,929.16 and 3,133.66

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Solution

The fourth proportional to 5,020.96, 6,929.16 and 3,133.66 is: 4,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.96 : 6,929.16 = 3,133.66 : x
  2. Step 2: Convert to fraction form
    5,020.96/6,929.16 = 3,133.66/x
  3. Step 3: Cross multiply
    5,020.96x = 6,929.16 × 3,133.66
  4. Step 4: Simplify right side
    5,020.96x = 21,713,631.53
  5. Step 5: Solve for x
    x = 21,713,631.53/5,020.96
  6. Step 6: Final answer
    x = 4,324.60

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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.