Home / 2,380.59-3,282.08-1,953.66

Finding the Fourth Proportional to 2,380.59, 3,282.08 and 1,953.66

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Solution

The fourth proportional to 2,380.59, 3,282.08 and 1,953.66 is: 2,693.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.59 : 3,282.08 = 1,953.66 : x
  2. Step 2: Convert to fraction form
    2,380.59/3,282.08 = 1,953.66/x
  3. Step 3: Cross multiply
    2,380.59x = 3,282.08 × 1,953.66
  4. Step 4: Simplify right side
    2,380.59x = 6,412,058.64
  5. Step 5: Solve for x
    x = 6,412,058.64/2,380.59
  6. Step 6: Final answer
    x = 2,693.47

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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.