Home / 3,328.68-4,594.50-1,931.88

Finding the Fourth Proportional to 3,328.68, 4,594.50 and 1,931.88

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Solution

The fourth proportional to 3,328.68, 4,594.50 and 1,931.88 is: 2,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.68 : 4,594.50 = 1,931.88 : x
  2. Step 2: Convert to fraction form
    3,328.68/4,594.50 = 1,931.88/x
  3. Step 3: Cross multiply
    3,328.68x = 4,594.50 × 1,931.88
  4. Step 4: Simplify right side
    3,328.68x = 8,876,022.66
  5. Step 5: Solve for x
    x = 8,876,022.66/3,328.68
  6. Step 6: Final answer
    x = 2,666.53

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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.