Home / 3,426.30-4,728.01-2,009.84

Finding the Fourth Proportional to 3,426.30, 4,728.01 and 2,009.84

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Solution

The fourth proportional to 3,426.30, 4,728.01 and 2,009.84 is: 2,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.30 : 4,728.01 = 2,009.84 : x
  2. Step 2: Convert to fraction form
    3,426.30/4,728.01 = 2,009.84/x
  3. Step 3: Cross multiply
    3,426.30x = 4,728.01 × 2,009.84
  4. Step 4: Simplify right side
    3,426.30x = 9,502,561.86
  5. Step 5: Solve for x
    x = 9,502,561.86/3,426.30
  6. Step 6: Final answer
    x = 2,773.41

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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.