Home / 3,525.11-4,864.42-2,109.63

Finding the Fourth Proportional to 3,525.11, 4,864.42 and 2,109.63

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Solution

The fourth proportional to 3,525.11, 4,864.42 and 2,109.63 is: 2,911.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.11 : 4,864.42 = 2,109.63 : x
  2. Step 2: Convert to fraction form
    3,525.11/4,864.42 = 2,109.63/x
  3. Step 3: Cross multiply
    3,525.11x = 4,864.42 × 2,109.63
  4. Step 4: Simplify right side
    3,525.11x = 10,262,126.36
  5. Step 5: Solve for x
    x = 10,262,126.36/3,525.11
  6. Step 6: Final answer
    x = 2,911.15

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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.