Home / 3,333.34-4,600.36-1,917.46

Finding the Fourth Proportional to 3,333.34, 4,600.36 and 1,917.46

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Solution

The fourth proportional to 3,333.34, 4,600.36 and 1,917.46 is: 2,646.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.34 : 4,600.36 = 1,917.46 : x
  2. Step 2: Convert to fraction form
    3,333.34/4,600.36 = 1,917.46/x
  3. Step 3: Cross multiply
    3,333.34x = 4,600.36 × 1,917.46
  4. Step 4: Simplify right side
    3,333.34x = 8,821,006.29
  5. Step 5: Solve for x
    x = 8,821,006.29/3,333.34
  6. Step 6: Final answer
    x = 2,646.30

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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.