Home / 7,475.56-11,215.38-2,210.83

Finding the Fourth Proportional to 7,475.56, 11,215.38 and 2,210.83

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Solution

The fourth proportional to 7,475.56, 11,215.38 and 2,210.83 is: 3,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.56 : 11,215.38 = 2,210.83 : x
  2. Step 2: Convert to fraction form
    7,475.56/11,215.38 = 2,210.83/x
  3. Step 3: Cross multiply
    7,475.56x = 11,215.38 × 2,210.83
  4. Step 4: Simplify right side
    7,475.56x = 24,795,266.38
  5. Step 5: Solve for x
    x = 24,795,266.38/7,475.56
  6. Step 6: Final answer
    x = 3,316.85

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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.