Home / 5,020.16-6,929.26-3,030.38

Finding the Fourth Proportional to 5,020.16, 6,929.26 and 3,030.38

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Solution

The fourth proportional to 5,020.16, 6,929.26 and 3,030.38 is: 4,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.16 : 6,929.26 = 3,030.38 : x
  2. Step 2: Convert to fraction form
    5,020.16/6,929.26 = 3,030.38/x
  3. Step 3: Cross multiply
    5,020.16x = 6,929.26 × 3,030.38
  4. Step 4: Simplify right side
    5,020.16x = 20,998,290.92
  5. Step 5: Solve for x
    x = 20,998,290.92/5,020.16
  6. Step 6: Final answer
    x = 4,182.79

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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.