Home / 3,499.43-4,829.14-1,927.55

Finding the Fourth Proportional to 3,499.43, 4,829.14 and 1,927.55

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Solution

The fourth proportional to 3,499.43, 4,829.14 and 1,927.55 is: 2,659.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.43 : 4,829.14 = 1,927.55 : x
  2. Step 2: Convert to fraction form
    3,499.43/4,829.14 = 1,927.55/x
  3. Step 3: Cross multiply
    3,499.43x = 4,829.14 × 1,927.55
  4. Step 4: Simplify right side
    3,499.43x = 9,308,408.81
  5. Step 5: Solve for x
    x = 9,308,408.81/3,499.43
  6. Step 6: Final answer
    x = 2,659.98

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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.