Home / 6,400.22-9,602.80-2,240.69

Finding the Fourth Proportional to 6,400.22, 9,602.80 and 2,240.69

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Solution

The fourth proportional to 6,400.22, 9,602.80 and 2,240.69 is: 3,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.22 : 9,602.80 = 2,240.69 : x
  2. Step 2: Convert to fraction form
    6,400.22/9,602.80 = 2,240.69/x
  3. Step 3: Cross multiply
    6,400.22x = 9,602.80 × 2,240.69
  4. Step 4: Simplify right side
    6,400.22x = 21,516,844.32
  5. Step 5: Solve for x
    x = 21,516,844.32/6,400.22
  6. Step 6: Final answer
    x = 3,361.89

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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.