Home / 5,628.57-8,438.30-2,344.13

Finding the Fourth Proportional to 5,628.57, 8,438.30 and 2,344.13

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Solution

The fourth proportional to 5,628.57, 8,438.30 and 2,344.13 is: 3,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.57 : 8,438.30 = 2,344.13 : x
  2. Step 2: Convert to fraction form
    5,628.57/8,438.30 = 2,344.13/x
  3. Step 3: Cross multiply
    5,628.57x = 8,438.30 × 2,344.13
  4. Step 4: Simplify right side
    5,628.57x = 19,780,472.18
  5. Step 5: Solve for x
    x = 19,780,472.18/5,628.57
  6. Step 6: Final answer
    x = 3,514.30

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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.