Home / 5,644.60-8,471.70-2,529.40

Finding the Fourth Proportional to 5,644.60, 8,471.70 and 2,529.40

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Solution

The fourth proportional to 5,644.60, 8,471.70 and 2,529.40 is: 3,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.60 : 8,471.70 = 2,529.40 : x
  2. Step 2: Convert to fraction form
    5,644.60/8,471.70 = 2,529.40/x
  3. Step 3: Cross multiply
    5,644.60x = 8,471.70 × 2,529.40
  4. Step 4: Simplify right side
    5,644.60x = 21,428,317.98
  5. Step 5: Solve for x
    x = 21,428,317.98/5,644.60
  6. Step 6: Final answer
    x = 3,796.25

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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.