Home / 2,832.51-3,909.06-1,653.96

Finding the Fourth Proportional to 2,832.51, 3,909.06 and 1,653.96

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Solution

The fourth proportional to 2,832.51, 3,909.06 and 1,653.96 is: 2,282.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.51 : 3,909.06 = 1,653.96 : x
  2. Step 2: Convert to fraction form
    2,832.51/3,909.06 = 1,653.96/x
  3. Step 3: Cross multiply
    2,832.51x = 3,909.06 × 1,653.96
  4. Step 4: Simplify right side
    2,832.51x = 6,465,428.88
  5. Step 5: Solve for x
    x = 6,465,428.88/2,832.51
  6. Step 6: Final answer
    x = 2,282.58

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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.