Home / 7,186.52-10,783.20-3,723.76

Finding the Fourth Proportional to 7,186.52, 10,783.20 and 3,723.76

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Solution

The fourth proportional to 7,186.52, 10,783.20 and 3,723.76 is: 5,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.52 : 10,783.20 = 3,723.76 : x
  2. Step 2: Convert to fraction form
    7,186.52/10,783.20 = 3,723.76/x
  3. Step 3: Cross multiply
    7,186.52x = 10,783.20 × 3,723.76
  4. Step 4: Simplify right side
    7,186.52x = 40,154,048.83
  5. Step 5: Solve for x
    x = 40,154,048.83/7,186.52
  6. Step 6: Final answer
    x = 5,587.41

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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.