Home / 7,261.14-10,020.61-4,117.46

Finding the Fourth Proportional to 7,261.14, 10,020.61 and 4,117.46

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Solution

The fourth proportional to 7,261.14, 10,020.61 and 4,117.46 is: 5,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.14 : 10,020.61 = 4,117.46 : x
  2. Step 2: Convert to fraction form
    7,261.14/10,020.61 = 4,117.46/x
  3. Step 3: Cross multiply
    7,261.14x = 10,020.61 × 4,117.46
  4. Step 4: Simplify right side
    7,261.14x = 41,259,460.85
  5. Step 5: Solve for x
    x = 41,259,460.85/7,261.14
  6. Step 6: Final answer
    x = 5,682.23

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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.