Home / 7,940.20-10,958.60-4,583.04

Finding the Fourth Proportional to 7,940.20, 10,958.60 and 4,583.04

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Solution

The fourth proportional to 7,940.20, 10,958.60 and 4,583.04 is: 6,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940.20 : 10,958.60 = 4,583.04 : x
  2. Step 2: Convert to fraction form
    7,940.20/10,958.60 = 4,583.04/x
  3. Step 3: Cross multiply
    7,940.20x = 10,958.60 × 4,583.04
  4. Step 4: Simplify right side
    7,940.20x = 50,223,702.14
  5. Step 5: Solve for x
    x = 50,223,702.14/7,940.20
  6. Step 6: Final answer
    x = 6,325.24

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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.