Home / 5,527.36-7,635.21-5,133.70

Finding the Fourth Proportional to 5,527.36, 7,635.21 and 5,133.70

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Solution

The fourth proportional to 5,527.36, 7,635.21 and 5,133.70 is: 7,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.36 : 7,635.21 = 5,133.70 : x
  2. Step 2: Convert to fraction form
    5,527.36/7,635.21 = 5,133.70/x
  3. Step 3: Cross multiply
    5,527.36x = 7,635.21 × 5,133.70
  4. Step 4: Simplify right side
    5,527.36x = 39,196,877.58
  5. Step 5: Solve for x
    x = 39,196,877.58/5,527.36
  6. Step 6: Final answer
    x = 7,091.43

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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.