Home / 7,273.71-10,039.03-4,289.37

Finding the Fourth Proportional to 7,273.71, 10,039.03 and 4,289.37

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Solution

The fourth proportional to 7,273.71, 10,039.03 and 4,289.37 is: 5,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.71 : 10,039.03 = 4,289.37 : x
  2. Step 2: Convert to fraction form
    7,273.71/10,039.03 = 4,289.37/x
  3. Step 3: Cross multiply
    7,273.71x = 10,039.03 × 4,289.37
  4. Step 4: Simplify right side
    7,273.71x = 43,061,114.11
  5. Step 5: Solve for x
    x = 43,061,114.11/7,273.71
  6. Step 6: Final answer
    x = 5,920.10

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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.