Home / 3,555.54-4,905.45-2,062.89

Finding the Fourth Proportional to 3,555.54, 4,905.45 and 2,062.89

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Solution

The fourth proportional to 3,555.54, 4,905.45 and 2,062.89 is: 2,846.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.54 : 4,905.45 = 2,062.89 : x
  2. Step 2: Convert to fraction form
    3,555.54/4,905.45 = 2,062.89/x
  3. Step 3: Cross multiply
    3,555.54x = 4,905.45 × 2,062.89
  4. Step 4: Simplify right side
    3,555.54x = 10,119,403.75
  5. Step 5: Solve for x
    x = 10,119,403.75/3,555.54
  6. Step 6: Final answer
    x = 2,846.09

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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.