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Finding the Fourth Proportional to 3,410.51, 4,707.11 and 2,415.83

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Solution

The fourth proportional to 3,410.51, 4,707.11 and 2,415.83 is: 3,334.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.51 : 4,707.11 = 2,415.83 : x
  2. Step 2: Convert to fraction form
    3,410.51/4,707.11 = 2,415.83/x
  3. Step 3: Cross multiply
    3,410.51x = 4,707.11 × 2,415.83
  4. Step 4: Simplify right side
    3,410.51x = 11,371,560.06
  5. Step 5: Solve for x
    x = 11,371,560.06/3,410.51
  6. Step 6: Final answer
    x = 3,334.27

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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.