Home / 3,310.01-4,572.75-2,178.34

Finding the Fourth Proportional to 3,310.01, 4,572.75 and 2,178.34

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Solution

The fourth proportional to 3,310.01, 4,572.75 and 2,178.34 is: 3,009.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.01 : 4,572.75 = 2,178.34 : x
  2. Step 2: Convert to fraction form
    3,310.01/4,572.75 = 2,178.34/x
  3. Step 3: Cross multiply
    3,310.01x = 4,572.75 × 2,178.34
  4. Step 4: Simplify right side
    3,310.01x = 9,961,026.69
  5. Step 5: Solve for x
    x = 9,961,026.69/3,310.01
  6. Step 6: Final answer
    x = 3,009.36

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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.