Home / 3,330.27-4,998.48-1,688.01

Finding the Fourth Proportional to 3,330.27, 4,998.48 and 1,688.01

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Solution

The fourth proportional to 3,330.27, 4,998.48 and 1,688.01 is: 2,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.27 : 4,998.48 = 1,688.01 : x
  2. Step 2: Convert to fraction form
    3,330.27/4,998.48 = 1,688.01/x
  3. Step 3: Cross multiply
    3,330.27x = 4,998.48 × 1,688.01
  4. Step 4: Simplify right side
    3,330.27x = 8,437,484.22
  5. Step 5: Solve for x
    x = 8,437,484.22/3,330.27
  6. Step 6: Final answer
    x = 2,533.57

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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.