Home / 7,270.83-10,034.49-4,287.63

Finding the Fourth Proportional to 7,270.83, 10,034.49 and 4,287.63

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Solution

The fourth proportional to 7,270.83, 10,034.49 and 4,287.63 is: 5,917.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.83 : 10,034.49 = 4,287.63 : x
  2. Step 2: Convert to fraction form
    7,270.83/10,034.49 = 4,287.63/x
  3. Step 3: Cross multiply
    7,270.83x = 10,034.49 × 4,287.63
  4. Step 4: Simplify right side
    7,270.83x = 43,024,180.36
  5. Step 5: Solve for x
    x = 43,024,180.36/7,270.83
  6. Step 6: Final answer
    x = 5,917.37

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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.