Home / 7,570.70-10,446.34-4,213.43

Finding the Fourth Proportional to 7,570.70, 10,446.34 and 4,213.43

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Solution

The fourth proportional to 7,570.70, 10,446.34 and 4,213.43 is: 5,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.70 : 10,446.34 = 4,213.43 : x
  2. Step 2: Convert to fraction form
    7,570.70/10,446.34 = 4,213.43/x
  3. Step 3: Cross multiply
    7,570.70x = 10,446.34 × 4,213.43
  4. Step 4: Simplify right side
    7,570.70x = 44,014,933.20
  5. Step 5: Solve for x
    x = 44,014,933.20/7,570.70
  6. Step 6: Final answer
    x = 5,813.85

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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.