Home / 7,326.74-10,111.56-4,183.94

Finding the Fourth Proportional to 7,326.74, 10,111.56 and 4,183.94

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Solution

The fourth proportional to 7,326.74, 10,111.56 and 4,183.94 is: 5,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.74 : 10,111.56 = 4,183.94 : x
  2. Step 2: Convert to fraction form
    7,326.74/10,111.56 = 4,183.94/x
  3. Step 3: Cross multiply
    7,326.74x = 10,111.56 × 4,183.94
  4. Step 4: Simplify right side
    7,326.74x = 42,306,160.35
  5. Step 5: Solve for x
    x = 42,306,160.35/7,326.74
  6. Step 6: Final answer
    x = 5,774.21

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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.