Home / 3,336.34-4,604.50-1,920.08

Finding the Fourth Proportional to 3,336.34, 4,604.50 and 1,920.08

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Solution

The fourth proportional to 3,336.34, 4,604.50 and 1,920.08 is: 2,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.34 : 4,604.50 = 1,920.08 : x
  2. Step 2: Convert to fraction form
    3,336.34/4,604.50 = 1,920.08/x
  3. Step 3: Cross multiply
    3,336.34x = 4,604.50 × 1,920.08
  4. Step 4: Simplify right side
    3,336.34x = 8,841,008.36
  5. Step 5: Solve for x
    x = 8,841,008.36/3,336.34
  6. Step 6: Final answer
    x = 2,649.91

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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.