Home / 6,445.26-9,669.42-4,591.80

Finding the Fourth Proportional to 6,445.26, 9,669.42 and 4,591.80

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Solution

The fourth proportional to 6,445.26, 9,669.42 and 4,591.80 is: 6,888.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.26 : 9,669.42 = 4,591.80 : x
  2. Step 2: Convert to fraction form
    6,445.26/9,669.42 = 4,591.80/x
  3. Step 3: Cross multiply
    6,445.26x = 9,669.42 × 4,591.80
  4. Step 4: Simplify right side
    6,445.26x = 44,400,042.76
  5. Step 5: Solve for x
    x = 44,400,042.76/6,445.26
  6. Step 6: Final answer
    x = 6,888.79

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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.