Home / 3,527.79-4,866.14-2,270.49

Finding the Fourth Proportional to 3,527.79, 4,866.14 and 2,270.49

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Solution

The fourth proportional to 3,527.79, 4,866.14 and 2,270.49 is: 3,131.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.79 : 4,866.14 = 2,270.49 : x
  2. Step 2: Convert to fraction form
    3,527.79/4,866.14 = 2,270.49/x
  3. Step 3: Cross multiply
    3,527.79x = 4,866.14 × 2,270.49
  4. Step 4: Simplify right side
    3,527.79x = 11,048,510.86
  5. Step 5: Solve for x
    x = 11,048,510.86/3,527.79
  6. Step 6: Final answer
    x = 3,131.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.