Home / 3,034.76-4,548.38-2,155.86

Finding the Fourth Proportional to 3,034.76, 4,548.38 and 2,155.86

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Solution

The fourth proportional to 3,034.76, 4,548.38 and 2,155.86 is: 3,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.76 : 4,548.38 = 2,155.86 : x
  2. Step 2: Convert to fraction form
    3,034.76/4,548.38 = 2,155.86/x
  3. Step 3: Cross multiply
    3,034.76x = 4,548.38 × 2,155.86
  4. Step 4: Simplify right side
    3,034.76x = 9,805,670.51
  5. Step 5: Solve for x
    x = 9,805,670.51/3,034.76
  6. Step 6: Final answer
    x = 3,231.12

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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.