Home / 4,930.60-7,395.90-2,626.60

Finding the Fourth Proportional to 4,930.60, 7,395.90 and 2,626.60

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Solution

The fourth proportional to 4,930.60, 7,395.90 and 2,626.60 is: 3,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.60 : 7,395.90 = 2,626.60 : x
  2. Step 2: Convert to fraction form
    4,930.60/7,395.90 = 2,626.60/x
  3. Step 3: Cross multiply
    4,930.60x = 7,395.90 × 2,626.60
  4. Step 4: Simplify right side
    4,930.60x = 19,426,070.94
  5. Step 5: Solve for x
    x = 19,426,070.94/4,930.60
  6. Step 6: Final answer
    x = 3,939.90

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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.