Home / 6,813.10-9,405.48-4,458.84

Finding the Fourth Proportional to 6,813.10, 9,405.48 and 4,458.84

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Solution

The fourth proportional to 6,813.10, 9,405.48 and 4,458.84 is: 6,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.10 : 9,405.48 = 4,458.84 : x
  2. Step 2: Convert to fraction form
    6,813.10/9,405.48 = 4,458.84/x
  3. Step 3: Cross multiply
    6,813.10x = 9,405.48 × 4,458.84
  4. Step 4: Simplify right side
    6,813.10x = 41,937,530.44
  5. Step 5: Solve for x
    x = 41,937,530.44/6,813.10
  6. Step 6: Final answer
    x = 6,155.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.