Home / 4,109.28-5,670.96-2,340.84

Finding the Fourth Proportional to 4,109.28, 5,670.96 and 2,340.84

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Solution

The fourth proportional to 4,109.28, 5,670.96 and 2,340.84 is: 3,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.28 : 5,670.96 = 2,340.84 : x
  2. Step 2: Convert to fraction form
    4,109.28/5,670.96 = 2,340.84/x
  3. Step 3: Cross multiply
    4,109.28x = 5,670.96 × 2,340.84
  4. Step 4: Simplify right side
    4,109.28x = 13,274,810.01
  5. Step 5: Solve for x
    x = 13,274,810.01/4,109.28
  6. Step 6: Final answer
    x = 3,230.45

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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.