Home / 4,388.29-6,580.27-3,658.21

Finding the Fourth Proportional to 4,388.29, 6,580.27 and 3,658.21

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Solution

The fourth proportional to 4,388.29, 6,580.27 and 3,658.21 is: 5,485.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.29 : 6,580.27 = 3,658.21 : x
  2. Step 2: Convert to fraction form
    4,388.29/6,580.27 = 3,658.21/x
  3. Step 3: Cross multiply
    4,388.29x = 6,580.27 × 3,658.21
  4. Step 4: Simplify right side
    4,388.29x = 24,072,009.52
  5. Step 5: Solve for x
    x = 24,072,009.52/4,388.29
  6. Step 6: Final answer
    x = 5,485.51

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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.