Home / 3,527.40-4,868.26-2,130.92

Finding the Fourth Proportional to 3,527.40, 4,868.26 and 2,130.92

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Solution

The fourth proportional to 3,527.40, 4,868.26 and 2,130.92 is: 2,940.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.40 : 4,868.26 = 2,130.92 : x
  2. Step 2: Convert to fraction form
    3,527.40/4,868.26 = 2,130.92/x
  3. Step 3: Cross multiply
    3,527.40x = 4,868.26 × 2,130.92
  4. Step 4: Simplify right side
    3,527.40x = 10,373,872.60
  5. Step 5: Solve for x
    x = 10,373,872.60/3,527.40
  6. Step 6: Final answer
    x = 2,940.94

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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.