Home / 6,448.32-9,675.99-2,555.46

Finding the Fourth Proportional to 6,448.32, 9,675.99 and 2,555.46

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Solution

The fourth proportional to 6,448.32, 9,675.99 and 2,555.46 is: 3,834.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448.32 : 9,675.99 = 2,555.46 : x
  2. Step 2: Convert to fraction form
    6,448.32/9,675.99 = 2,555.46/x
  3. Step 3: Cross multiply
    6,448.32x = 9,675.99 × 2,555.46
  4. Step 4: Simplify right side
    6,448.32x = 24,726,605.41
  5. Step 5: Solve for x
    x = 24,726,605.41/6,448.32
  6. Step 6: Final answer
    x = 3,834.58

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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.