Home / 7,639.77-11,452.35-2,442.27

Finding the Fourth Proportional to 7,639.77, 11,452.35 and 2,442.27

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Solution

The fourth proportional to 7,639.77, 11,452.35 and 2,442.27 is: 3,661.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639.77 : 11,452.35 = 2,442.27 : x
  2. Step 2: Convert to fraction form
    7,639.77/11,452.35 = 2,442.27/x
  3. Step 3: Cross multiply
    7,639.77x = 11,452.35 × 2,442.27
  4. Step 4: Simplify right side
    7,639.77x = 27,969,730.83
  5. Step 5: Solve for x
    x = 27,969,730.83/7,639.77
  6. Step 6: Final answer
    x = 3,661.07

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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.