Home / 4,626.45-6,940.76-1,339.61

Finding the Fourth Proportional to 4,626.45, 6,940.76 and 1,339.61

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Solution

The fourth proportional to 4,626.45, 6,940.76 and 1,339.61 is: 2,009.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.45 : 6,940.76 = 1,339.61 : x
  2. Step 2: Convert to fraction form
    4,626.45/6,940.76 = 1,339.61/x
  3. Step 3: Cross multiply
    4,626.45x = 6,940.76 × 1,339.61
  4. Step 4: Simplify right side
    4,626.45x = 9,297,870.10
  5. Step 5: Solve for x
    x = 9,297,870.10/4,626.45
  6. Step 6: Final answer
    x = 2,009.72

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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.