Home / 3,125.43-4,686.26-1,563.62

Finding the Fourth Proportional to 3,125.43, 4,686.26 and 1,563.62

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Solution

The fourth proportional to 3,125.43, 4,686.26 and 1,563.62 is: 2,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.43 : 4,686.26 = 1,563.62 : x
  2. Step 2: Convert to fraction form
    3,125.43/4,686.26 = 1,563.62/x
  3. Step 3: Cross multiply
    3,125.43x = 4,686.26 × 1,563.62
  4. Step 4: Simplify right side
    3,125.43x = 7,327,498.61
  5. Step 5: Solve for x
    x = 7,327,498.61/3,125.43
  6. Step 6: Final answer
    x = 2,344.48

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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.