Home / 6,772.42-9,326.45-5,582.56

Finding the Fourth Proportional to 6,772.42, 9,326.45 and 5,582.56

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Solution

The fourth proportional to 6,772.42, 9,326.45 and 5,582.56 is: 7,687.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.42 : 9,326.45 = 5,582.56 : x
  2. Step 2: Convert to fraction form
    6,772.42/9,326.45 = 5,582.56/x
  3. Step 3: Cross multiply
    6,772.42x = 9,326.45 × 5,582.56
  4. Step 4: Simplify right side
    6,772.42x = 52,065,436.42
  5. Step 5: Solve for x
    x = 52,065,436.42/6,772.42
  6. Step 6: Final answer
    x = 7,687.86

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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.