Home / 7,453.38-10,285.21-4,095.54

Finding the Fourth Proportional to 7,453.38, 10,285.21 and 4,095.54

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Solution

The fourth proportional to 7,453.38, 10,285.21 and 4,095.54 is: 5,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.38 : 10,285.21 = 4,095.54 : x
  2. Step 2: Convert to fraction form
    7,453.38/10,285.21 = 4,095.54/x
  3. Step 3: Cross multiply
    7,453.38x = 10,285.21 × 4,095.54
  4. Step 4: Simplify right side
    7,453.38x = 42,123,488.96
  5. Step 5: Solve for x
    x = 42,123,488.96/7,453.38
  6. Step 6: Final answer
    x = 5,651.60

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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.