Home / 6,825.12-10,237.20-4,530.72

Finding the Fourth Proportional to 6,825.12, 10,237.20 and 4,530.72

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Solution

The fourth proportional to 6,825.12, 10,237.20 and 4,530.72 is: 6,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.12 : 10,237.20 = 4,530.72 : x
  2. Step 2: Convert to fraction form
    6,825.12/10,237.20 = 4,530.72/x
  3. Step 3: Cross multiply
    6,825.12x = 10,237.20 × 4,530.72
  4. Step 4: Simplify right side
    6,825.12x = 46,381,886.78
  5. Step 5: Solve for x
    x = 46,381,886.78/6,825.12
  6. Step 6: Final answer
    x = 6,795.76

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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.