Home / 6,435.27-9,645.75-2,740.59

Finding the Fourth Proportional to 6,435.27, 9,645.75 and 2,740.59

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Solution

The fourth proportional to 6,435.27, 9,645.75 and 2,740.59 is: 4,107.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435.27 : 9,645.75 = 2,740.59 : x
  2. Step 2: Convert to fraction form
    6,435.27/9,645.75 = 2,740.59/x
  3. Step 3: Cross multiply
    6,435.27x = 9,645.75 × 2,740.59
  4. Step 4: Simplify right side
    6,435.27x = 26,435,045.99
  5. Step 5: Solve for x
    x = 26,435,045.99/6,435.27
  6. Step 6: Final answer
    x = 4,107.84

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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.