Home / 5,034.72-7,518.14-4,112.07

Finding the Fourth Proportional to 5,034.72, 7,518.14 and 4,112.07

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Solution

The fourth proportional to 5,034.72, 7,518.14 and 4,112.07 is: 6,140.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.72 : 7,518.14 = 4,112.07 : x
  2. Step 2: Convert to fraction form
    5,034.72/7,518.14 = 4,112.07/x
  3. Step 3: Cross multiply
    5,034.72x = 7,518.14 × 4,112.07
  4. Step 4: Simplify right side
    5,034.72x = 30,915,117.95
  5. Step 5: Solve for x
    x = 30,915,117.95/5,034.72
  6. Step 6: Final answer
    x = 6,140.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.