Home / 2,459.85-3,392.67-1,575.73

Finding the Fourth Proportional to 2,459.85, 3,392.67 and 1,575.73

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Solution

The fourth proportional to 2,459.85, 3,392.67 and 1,575.73 is: 2,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.85 : 3,392.67 = 1,575.73 : x
  2. Step 2: Convert to fraction form
    2,459.85/3,392.67 = 1,575.73/x
  3. Step 3: Cross multiply
    2,459.85x = 3,392.67 × 1,575.73
  4. Step 4: Simplify right side
    2,459.85x = 5,345,933.19
  5. Step 5: Solve for x
    x = 5,345,933.19/2,459.85
  6. Step 6: Final answer
    x = 2,173.28

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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.