Home / 7,243.35-10,865.61-2,313.69

Finding the Fourth Proportional to 7,243.35, 10,865.61 and 2,313.69

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Solution

The fourth proportional to 7,243.35, 10,865.61 and 2,313.69 is: 3,470.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.35 : 10,865.61 = 2,313.69 : x
  2. Step 2: Convert to fraction form
    7,243.35/10,865.61 = 2,313.69/x
  3. Step 3: Cross multiply
    7,243.35x = 10,865.61 × 2,313.69
  4. Step 4: Simplify right side
    7,243.35x = 25,139,653.20
  5. Step 5: Solve for x
    x = 25,139,653.20/7,243.35
  6. Step 6: Final answer
    x = 3,470.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.