Home / 3,035.79-4,189.35-1,709.52

Finding the Fourth Proportional to 3,035.79, 4,189.35 and 1,709.52

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Solution

The fourth proportional to 3,035.79, 4,189.35 and 1,709.52 is: 2,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.79 : 4,189.35 = 1,709.52 : x
  2. Step 2: Convert to fraction form
    3,035.79/4,189.35 = 1,709.52/x
  3. Step 3: Cross multiply
    3,035.79x = 4,189.35 × 1,709.52
  4. Step 4: Simplify right side
    3,035.79x = 7,161,777.61
  5. Step 5: Solve for x
    x = 7,161,777.61/3,035.79
  6. Step 6: Final answer
    x = 2,359.11

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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.