Home / 6,425.36-9,633.37-4,340.20

Finding the Fourth Proportional to 6,425.36, 9,633.37 and 4,340.20

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Solution

The fourth proportional to 6,425.36, 9,633.37 and 4,340.20 is: 6,507.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.36 : 9,633.37 = 4,340.20 : x
  2. Step 2: Convert to fraction form
    6,425.36/9,633.37 = 4,340.20/x
  3. Step 3: Cross multiply
    6,425.36x = 9,633.37 × 4,340.20
  4. Step 4: Simplify right side
    6,425.36x = 41,810,752.47
  5. Step 5: Solve for x
    x = 41,810,752.47/6,425.36
  6. Step 6: Final answer
    x = 6,507.15

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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.