Home / 3,639.83-5,016.74-2,442.65

Finding the Fourth Proportional to 3,639.83, 5,016.74 and 2,442.65

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Solution

The fourth proportional to 3,639.83, 5,016.74 and 2,442.65 is: 3,366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.83 : 5,016.74 = 2,442.65 : x
  2. Step 2: Convert to fraction form
    3,639.83/5,016.74 = 2,442.65/x
  3. Step 3: Cross multiply
    3,639.83x = 5,016.74 × 2,442.65
  4. Step 4: Simplify right side
    3,639.83x = 12,254,102.66
  5. Step 5: Solve for x
    x = 12,254,102.66/3,639.83
  6. Step 6: Final answer
    x = 3,366.67

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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.