Home / 3,011.61-4,510.86-2,485.73

Finding the Fourth Proportional to 3,011.61, 4,510.86 and 2,485.73

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Solution

The fourth proportional to 3,011.61, 4,510.86 and 2,485.73 is: 3,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.61 : 4,510.86 = 2,485.73 : x
  2. Step 2: Convert to fraction form
    3,011.61/4,510.86 = 2,485.73/x
  3. Step 3: Cross multiply
    3,011.61x = 4,510.86 × 2,485.73
  4. Step 4: Simplify right side
    3,011.61x = 11,212,757.47
  5. Step 5: Solve for x
    x = 11,212,757.47/3,011.61
  6. Step 6: Final answer
    x = 3,723.18

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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.