Home / 3,337.50-5,004.81-1,693.20

Finding the Fourth Proportional to 3,337.50, 5,004.81 and 1,693.20

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Solution

The fourth proportional to 3,337.50, 5,004.81 and 1,693.20 is: 2,539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.50 : 5,004.81 = 1,693.20 : x
  2. Step 2: Convert to fraction form
    3,337.50/5,004.81 = 1,693.20/x
  3. Step 3: Cross multiply
    3,337.50x = 5,004.81 × 1,693.20
  4. Step 4: Simplify right side
    3,337.50x = 8,474,144.29
  5. Step 5: Solve for x
    x = 8,474,144.29/3,337.50
  6. Step 6: Final answer
    x = 2,539.07

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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.