Home / 4,209.37-6,309.65-1,435.07

Finding the Fourth Proportional to 4,209.37, 6,309.65 and 1,435.07

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Solution

The fourth proportional to 4,209.37, 6,309.65 and 1,435.07 is: 2,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.37 : 6,309.65 = 1,435.07 : x
  2. Step 2: Convert to fraction form
    4,209.37/6,309.65 = 1,435.07/x
  3. Step 3: Cross multiply
    4,209.37x = 6,309.65 × 1,435.07
  4. Step 4: Simplify right side
    4,209.37x = 9,054,765.22
  5. Step 5: Solve for x
    x = 9,054,765.22/4,209.37
  6. Step 6: Final answer
    x = 2,151.10

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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.