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Finding the Fourth Proportional to 1,824.32, 2,736.64 and 591.25

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Solution

The fourth proportional to 1,824.32, 2,736.64 and 591.25 is: 886.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.32 : 2,736.64 = 591.25 : x
  2. Step 2: Convert to fraction form
    1,824.32/2,736.64 = 591.25/x
  3. Step 3: Cross multiply
    1,824.32x = 2,736.64 × 591.25
  4. Step 4: Simplify right side
    1,824.32x = 1,618,034.10
  5. Step 5: Solve for x
    x = 1,618,034.10/1,824.32
  6. Step 6: Final answer
    x = 886.92

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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.