Home / 7,273.80-10,036.44-4,129.56

Finding the Fourth Proportional to 7,273.80, 10,036.44 and 4,129.56

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Solution

The fourth proportional to 7,273.80, 10,036.44 and 4,129.56 is: 5,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.80 : 10,036.44 = 4,129.56 : x
  2. Step 2: Convert to fraction form
    7,273.80/10,036.44 = 4,129.56/x
  3. Step 3: Cross multiply
    7,273.80x = 10,036.44 × 4,129.56
  4. Step 4: Simplify right side
    7,273.80x = 41,446,081.17
  5. Step 5: Solve for x
    x = 41,446,081.17/7,273.80
  6. Step 6: Final answer
    x = 5,698.00

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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.