Home / 4,152.38-6,230.46-1,555.52

Finding the Fourth Proportional to 4,152.38, 6,230.46 and 1,555.52

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Solution

The fourth proportional to 4,152.38, 6,230.46 and 1,555.52 is: 2,333.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.38 : 6,230.46 = 1,555.52 : x
  2. Step 2: Convert to fraction form
    4,152.38/6,230.46 = 1,555.52/x
  3. Step 3: Cross multiply
    4,152.38x = 6,230.46 × 1,555.52
  4. Step 4: Simplify right side
    4,152.38x = 9,691,605.14
  5. Step 5: Solve for x
    x = 9,691,605.14/4,152.38
  6. Step 6: Final answer
    x = 2,333.99

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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.