Home / 7,208.52-10,812.76-1,736.52

Finding the Fourth Proportional to 7,208.52, 10,812.76 and 1,736.52

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Solution

The fourth proportional to 7,208.52, 10,812.76 and 1,736.52 is: 2,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.52 : 10,812.76 = 1,736.52 : x
  2. Step 2: Convert to fraction form
    7,208.52/10,812.76 = 1,736.52/x
  3. Step 3: Cross multiply
    7,208.52x = 10,812.76 × 1,736.52
  4. Step 4: Simplify right side
    7,208.52x = 18,776,574.00
  5. Step 5: Solve for x
    x = 18,776,574.00/7,208.52
  6. Step 6: Final answer
    x = 2,604.78

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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.