Home / 4,911.78-7,366.23-1,624.62

Finding the Fourth Proportional to 4,911.78, 7,366.23 and 1,624.62

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Solution

The fourth proportional to 4,911.78, 7,366.23 and 1,624.62 is: 2,436.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.78 : 7,366.23 = 1,624.62 : x
  2. Step 2: Convert to fraction form
    4,911.78/7,366.23 = 1,624.62/x
  3. Step 3: Cross multiply
    4,911.78x = 7,366.23 × 1,624.62
  4. Step 4: Simplify right side
    4,911.78x = 11,967,324.58
  5. Step 5: Solve for x
    x = 11,967,324.58/4,911.78
  6. Step 6: Final answer
    x = 2,436.45

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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.