Home / 9,020.13-12,448.97-5,042.07

Finding the Fourth Proportional to 9,020.13, 12,448.97 and 5,042.07

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Solution

The fourth proportional to 9,020.13, 12,448.97 and 5,042.07 is: 6,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.13 : 12,448.97 = 5,042.07 : x
  2. Step 2: Convert to fraction form
    9,020.13/12,448.97 = 5,042.07/x
  3. Step 3: Cross multiply
    9,020.13x = 12,448.97 × 5,042.07
  4. Step 4: Simplify right side
    9,020.13x = 62,768,552.96
  5. Step 5: Solve for x
    x = 62,768,552.96/9,020.13
  6. Step 6: Final answer
    x = 6,958.72

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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.