Home / 3,330.37-5,000.16-1,688.07

Finding the Fourth Proportional to 3,330.37, 5,000.16 and 1,688.07

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Solution

The fourth proportional to 3,330.37, 5,000.16 and 1,688.07 is: 2,534.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.37 : 5,000.16 = 1,688.07 : x
  2. Step 2: Convert to fraction form
    3,330.37/5,000.16 = 1,688.07/x
  3. Step 3: Cross multiply
    3,330.37x = 5,000.16 × 1,688.07
  4. Step 4: Simplify right side
    3,330.37x = 8,440,620.09
  5. Step 5: Solve for x
    x = 8,440,620.09/3,330.37
  6. Step 6: Final answer
    x = 2,534.44

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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.