Home / 5,471.36-8,206.99-3,712.01

Finding the Fourth Proportional to 5,471.36, 8,206.99 and 3,712.01

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Solution

The fourth proportional to 5,471.36, 8,206.99 and 3,712.01 is: 5,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.36 : 8,206.99 = 3,712.01 : x
  2. Step 2: Convert to fraction form
    5,471.36/8,206.99 = 3,712.01/x
  3. Step 3: Cross multiply
    5,471.36x = 8,206.99 × 3,712.01
  4. Step 4: Simplify right side
    5,471.36x = 30,464,424.80
  5. Step 5: Solve for x
    x = 30,464,424.80/5,471.36
  6. Step 6: Final answer
    x = 5,567.98

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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.