Home / 2,832.19-4,248.90-1,100.81

Finding the Fourth Proportional to 2,832.19, 4,248.90 and 1,100.81

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Solution

The fourth proportional to 2,832.19, 4,248.90 and 1,100.81 is: 1,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.19 : 4,248.90 = 1,100.81 : x
  2. Step 2: Convert to fraction form
    2,832.19/4,248.90 = 1,100.81/x
  3. Step 3: Cross multiply
    2,832.19x = 4,248.90 × 1,100.81
  4. Step 4: Simplify right side
    2,832.19x = 4,677,242.23
  5. Step 5: Solve for x
    x = 4,677,242.23/2,832.19
  6. Step 6: Final answer
    x = 1,651.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.