Home / 6,417.05-9,628.20-2,906.10

Finding the Fourth Proportional to 6,417.05, 9,628.20 and 2,906.10

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Solution

The fourth proportional to 6,417.05, 9,628.20 and 2,906.10 is: 4,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.05 : 9,628.20 = 2,906.10 : x
  2. Step 2: Convert to fraction form
    6,417.05/9,628.20 = 2,906.10/x
  3. Step 3: Cross multiply
    6,417.05x = 9,628.20 × 2,906.10
  4. Step 4: Simplify right side
    6,417.05x = 27,980,512.02
  5. Step 5: Solve for x
    x = 27,980,512.02/6,417.05
  6. Step 6: Final answer
    x = 4,360.34

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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.