Home / 6,421.01-9,622.85-2,906.64

Finding the Fourth Proportional to 6,421.01, 9,622.85 and 2,906.64

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Solution

The fourth proportional to 6,421.01, 9,622.85 and 2,906.64 is: 4,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421.01 : 9,622.85 = 2,906.64 : x
  2. Step 2: Convert to fraction form
    6,421.01/9,622.85 = 2,906.64/x
  3. Step 3: Cross multiply
    6,421.01x = 9,622.85 × 2,906.64
  4. Step 4: Simplify right side
    6,421.01x = 27,970,146.19
  5. Step 5: Solve for x
    x = 27,970,146.19/6,421.01
  6. Step 6: Final answer
    x = 4,356.04

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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.