Home / 5,644.89-8,465.55-5,276.35

Finding the Fourth Proportional to 5,644.89, 8,465.55 and 5,276.35

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Solution

The fourth proportional to 5,644.89, 8,465.55 and 5,276.35 is: 7,912.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.89 : 8,465.55 = 5,276.35 : x
  2. Step 2: Convert to fraction form
    5,644.89/8,465.55 = 5,276.35/x
  3. Step 3: Cross multiply
    5,644.89x = 8,465.55 × 5,276.35
  4. Step 4: Simplify right side
    5,644.89x = 44,667,203.79
  5. Step 5: Solve for x
    x = 44,667,203.79/5,644.89
  6. Step 6: Final answer
    x = 7,912.85

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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.