Home / 5,471.80-8,208.60-2,353.30

Finding the Fourth Proportional to 5,471.80, 8,208.60 and 2,353.30

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Solution

The fourth proportional to 5,471.80, 8,208.60 and 2,353.30 is: 3,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.80 : 8,208.60 = 2,353.30 : x
  2. Step 2: Convert to fraction form
    5,471.80/8,208.60 = 2,353.30/x
  3. Step 3: Cross multiply
    5,471.80x = 8,208.60 × 2,353.30
  4. Step 4: Simplify right side
    5,471.80x = 19,317,298.38
  5. Step 5: Solve for x
    x = 19,317,298.38/5,471.80
  6. Step 6: Final answer
    x = 3,530.34

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1.5x scale

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.