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Finding the Fourth Proportional to 3,570.73, 4,928.07 and 2,079.10

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Solution

The fourth proportional to 3,570.73, 4,928.07 and 2,079.10 is: 2,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.73 : 4,928.07 = 2,079.10 : x
  2. Step 2: Convert to fraction form
    3,570.73/4,928.07 = 2,079.10/x
  3. Step 3: Cross multiply
    3,570.73x = 4,928.07 × 2,079.10
  4. Step 4: Simplify right side
    3,570.73x = 10,245,950.34
  5. Step 5: Solve for x
    x = 10,245,950.34/3,570.73
  6. Step 6: Final answer
    x = 2,869.43

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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.