Home / 3,374.05-4,651.90-2,177.00

Finding the Fourth Proportional to 3,374.05, 4,651.90 and 2,177.00

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Solution

The fourth proportional to 3,374.05, 4,651.90 and 2,177.00 is: 3,001.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.05 : 4,651.90 = 2,177.00 : x
  2. Step 2: Convert to fraction form
    3,374.05/4,651.90 = 2,177.00/x
  3. Step 3: Cross multiply
    3,374.05x = 4,651.90 × 2,177.00
  4. Step 4: Simplify right side
    3,374.05x = 10,127,214.33
  5. Step 5: Solve for x
    x = 10,127,214.33/3,374.05
  6. Step 6: Final answer
    x = 3,001.50

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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.