Home / 5,426.46-7,485.81-3,654.99

Finding the Fourth Proportional to 5,426.46, 7,485.81 and 3,654.99

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Solution

The fourth proportional to 5,426.46, 7,485.81 and 3,654.99 is: 5,042.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.46 : 7,485.81 = 3,654.99 : x
  2. Step 2: Convert to fraction form
    5,426.46/7,485.81 = 3,654.99/x
  3. Step 3: Cross multiply
    5,426.46x = 7,485.81 × 3,654.99
  4. Step 4: Simplify right side
    5,426.46x = 27,360,560.69
  5. Step 5: Solve for x
    x = 27,360,560.69/5,426.46
  6. Step 6: Final answer
    x = 5,042.06

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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.