Home / 3,426.36-4,728.40-2,010.89

Finding the Fourth Proportional to 3,426.36, 4,728.40 and 2,010.89

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Solution

The fourth proportional to 3,426.36, 4,728.40 and 2,010.89 is: 2,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.36 : 4,728.40 = 2,010.89 : x
  2. Step 2: Convert to fraction form
    3,426.36/4,728.40 = 2,010.89/x
  3. Step 3: Cross multiply
    3,426.36x = 4,728.40 × 2,010.89
  4. Step 4: Simplify right side
    3,426.36x = 9,508,263.61
  5. Step 5: Solve for x
    x = 9,508,263.61/3,426.36
  6. Step 6: Final answer
    x = 2,775.03

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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.