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Finding the Fourth Proportional to 7,062.80, 10,594.80 and 3,946.32

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Solution

The fourth proportional to 7,062.80, 10,594.80 and 3,946.32 is: 5,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.80 : 10,594.80 = 3,946.32 : x
  2. Step 2: Convert to fraction form
    7,062.80/10,594.80 = 3,946.32/x
  3. Step 3: Cross multiply
    7,062.80x = 10,594.80 × 3,946.32
  4. Step 4: Simplify right side
    7,062.80x = 41,810,471.14
  5. Step 5: Solve for x
    x = 41,810,471.14/7,062.80
  6. Step 6: Final answer
    x = 5,919.82

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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.